At the same time with his strong recording entry he collaborates with Eleftheria Arvanitaki and Dimitris Zervouthakis in the summer of 1991 also he is been on tour and giving concerts throughout Greece and Cyprus.
In 1992 his second personal album titled “Gyalinos Dromeas” has been released and in 1993 his third one, titled “Se proto prosopo”, all discography projects in which Petros Gaitanos collaborates with the important Greek producer Giorgos Makrakis and important composers like Yiannis Spanos, Christos Nikolopoulos, Arleta, Dionisis Tsaknis, Lavrentis Macheritsas, Pantelis Thalassinos and lyricist Lina Nikolakopoulou, Manos Eleftheriou and others.
These albums besides the important collaborations they highlighted other hits like “Sto Kastro to Palio”, “Kai me Pernoun ta Klamata” etc.
With Dionisis Tsaknis and Odysseas Ioannou at the recording studio.
The summer of 1992 his sings along with Manolis Mitsias and Margarita Zorbala while touring throughout Greece and Cyprus, also in some of these concerts he collaborates for the first time with Grigoris Bithikotsis.
The summer of the same year he is been invited by the lyricist Lefteris Papadopoulos to became the major performer of his work. The performer stages a show for the 33 years career of the lyricist to the Greek song writing with very successful tours throughout Greece.
This important lyricist states that Petros Gaitanos is the foremost singer in the latest decades talks about him and said in his characteristic way “…..I said like Palamas used to say ….. make room so Ritsos can pass through…..likewise now I said make room so Gaitanos can pass through …..it will be a great idea all the Greek singers to stay aside so Gaitanos can be ahead…..”
Meanwhile he participates in many different cultural festivals and also he is been invited in many events under the auspices of the past President of Democracy Mr. Kostis Stephanopoulos.
At the same time he tours with Mikis Theodorakis and his “Folk Orchestra of Mikis Theodorakis” throughout Greece with singing with fresh breath his important songs.
In March of 1998 he gives a big concert at the “Pale de Sport” of Thessaloniki with big success, the inseparable was created there by the audience applauding to Petros Gaitanos while he was remaining on the stage and on the bleachers between the people as well, for four hours continuously!
Along with him he had other guests like Poly Panou, Loukianos Kilaidonis, Xanthipi Karathanasi, and Stathis Pachides, the summer of the same year the artist toured in many theaters and other venues in the country with big success, Petros Gaitanos had already started been established in the hearts of all Greeks and is becoming the favorite singer of all Greeks.
Performing a big tour throughout Greece, Cyprus and the United States that year he travels at the occupied Imvros and performs a concert there that touched and remained indelible in the memories and hearts of the few residents of the island and all of the Greek visitors who had traveled for the concert there, likewise to all Imvrians around the world.
The fall of 1998 he performs live his new works “Eleftheres Thalasses” and “Ageras, Erotas ki Armyra”, integrated in a very successful and interesting show at the Gyalino Music Theatre, directed by Thodoris Atherides, this show was also performed at the Aigli Theatre of Thessaloniki with a big success while the summer of the same year is been performed throughout Greece with large numbers of audiences.
Ιn 1999 he curates the album “E Thalassa sto tragoudi” that includes songs about the sea, the profits were donated to support the Thalassemia Foundation of Thessaloniki.
Petros writes the lyrics for the song dedicated to Thalassemia titled “San to poulaki pianomai” performs concert and all the proceeds are going to the foundation which gives him the tittle as a honorary president.
That year he appears at the music stage of “Aigli” in Thessaloniki and performs twenty shows in the ancient monument with his songs and a tribute to Mikis Theodorakis and Lefteris Papadopoulos the performances turned out to be the most successful ones of the year by doubling the sold out shows.
He meets with Eleni Vitali in collaboration with the Estoudiantina Orchestra and the participation of Agathonas and Sofia Papazoglou, working and creating a unique tribute in the music of Smyrna at the music stage of Grammes with special performing studies in the traditional music.
In November of 2002 he sets up and performs at the Thessaloniki Concert Hall a performance titled “Na moun xana paidi”, in which for the first time Petros Gaitanos is the director and the screenwriter. The performance was sold out and was performed for one time and only, all the proceeds of the concert were donated to “Society of Parents & Children with Thalassemia of Thessaloniki”.
Petros Gaitanos presents for the first time a tribute in a symphonic form to the two important composers, Mikis Theodorakis & Stavros Xarchakos in collaboration with a symphonic orchestra at the Thessaloniki Concert Hall.
He participates in many albums of important artists/composers like Giorgos Theophanous, Christos Nikolopoulos, Manolis Rasoulis, Yiannis Markopoulos and others.
He performs in the first global work at the Athens Concert Hall the new project “Ode ston Mega Alexandro”, in music of Giorgos Chatzinasios and poetry of Giorgos Papakostas, with a symphonic orchestra & choir, meanwhile this new project is been performed again on July 13, 2005 at the Herodes Atticus Theatre receiving wonderful critics, with the culmination of this work to be presented at the Great Pyramids of Egypt on April 6, 2006 under the auspices of the Greek & Egyptian Governments.
Nicosia Cyprus. He performs a new important work for Cyprus in music of the Cypriot composer Marios Meletiou and poetry of the Cypriot poet Akis Fantis, in collaboration with the Cypriot Symphonic Orchestra of Cyprus, under the direction of Rafael Pylarinos and under the auspices of the President of the Cypriot Democracy.
At the Thessaloniki Concert Hall in collaboration with the Symphonic Orchestra of the municipality of Thessaloniki with the project “Greece, birth and rebirth of the centuries”.
11/09/08 – 08/10/08
Presenting the work of Giorgos Theophanous “Tragoudo to nisi mou” with Marinella and Antonis Remos on September 11, 2008 at the ancient trench of Nicosia, Cyprus and on the 7th & 8th of October 2008 with great success at the Herodes Atticus Theatre.
Petros Gaitanos has been on tours with Mikis Theodorakis and the “Folk Orchestra Mikis Theodorakis” throughout Greece performing with new breath the important songs of the top Greek composer, meanwhile he has performed many tributes to composers and lyricists of Greece like Stavros Kouyioumtzis and Manos Chatzidakis.
Petros Gaitanos has written dozens of songs and lyrics, only two of those have become albums that have been released up to the present.
He writes the lyrics for the song of Thalassemia titled “San to poulaki pianomai” that becomes part of the album “E Thalassa sto Tragoudi” and the music of the song “Olo mou Fevgis” in the album “O Gyalinos Dromeas”.
He served for some years as an artistic director of the Karipion Melathron of Thessaloniki.