During 2010, he authored one album with Neffa forming a temporary band called Due di Picche ('Two of Spades').

From 1990 to 2005, J-Ax (abbreviation of Joker Alex) rose to prominence as part of the popular Italian rap group Articolo 31[3][4] which he founded with Vito Luca Perrini, AKA "DJ Jad".

In 2007, he teamed up with The Styles to release the single "Più Stile", which won at the MTV Europe Music Awards for "Best Italian Act".

He sang on "Amici un cazzo" by Space One with Gemelli Diversi, "Come noi" by Pino Scotto and Fattore wow with Marracash and Gue Pequeno.

He also wrote three songs in that year: "Uno di noi", a thank you to his fans; "Limonare al multisala", for the soundtrack of the film Ti stramo; and "I vecchietti fanno oh", the first single of his next album.