Diomedes and "Colacho" recorded the album "Todo es para ti", in which Diomedes incorporated two songs of his own, "Te quiero mucho" and "Una de mis canciones". The following year they recorded the album "Cantando" and Diomedes recorded two songs made by him entitled "Cantando" and "Te necesito", while "Colacho" included the song "Alma enamorada" of his authorship. Diomedes' last musical production with "Colacho" was "El mundo" in 1984, Diomedes included three songs of his own; "Mi muchacho" inspired in Rafael Santos Díaz, "Señora tristeza" and "La Rasquiñita". Diomedes sent a greeting on the theme "El mundo" to Ricardo Palmera, before he later became the head of the FARC and assumed the alias of "Simón Trinidad ". Gonzalo "Cocha" Molina (1985-1987) After six years of being a musical couple with Colacho Mendoza, in 1985 Diomedes formed a musical group with the accordion player Gonzalo Arturo "El Cocha" Molina. Their first record production together was titled "Vallenato". Diomedes incorporated three of his songs; "Dos claveles", "Camina" and "El gallo y el pollo". This last song was composed by Diomedes in honor of "Cocha Molina". On August 30, 1985, Diomedes and "El Cocha" received a gold record from CBS Venezuela, for the millionaire sales achieved. The award was given to him during a presentation on "Super Sábado Sensacional", at the Venevisión studios. The following year, in 1986 Diomedes and "El Cocha" recorded the album "Brindo con el alma", Diomedes recorded three songs of his authorship; "Ayudame a quererte", "Brindo con el alma" and "Sin tí". In the las one, Diomedes sent a greeting to the drug trafficker Samuel Alarcón, a member of the Cartel de la Costa, also in the song "Sin medir distancias" he mentioned his friend, the drug trafficker Felipe Eljach. In 1987, the musical production "Incontenibles" was recorded, and Diomedes incorporated three themes of his authorship; "Por no perderte", "La excusa" and "Tu cumpleaños". In 2015, the song "Tu cumpleaños" became so popular in Colombia, according to data from the Spotify application, that it was heard more than the traditional Happy Birthday To You song and it became a classic song in birthday celebrations. Juancho Rois (1988-1994) In 1988 Diomedes rejoined the accordionist Juancho Rois and they recorded the album "Ganó el folclor", Diomedes recorded two songs of his authorship; "La batalla" and "Rayito de amor". Diomedes appeared again in "El show de Jimmy" on Do Re Creativa TV