Soon after, he joined the Di Fiorenza Sisters as an actor, dancer and clown and in 1934 he was hired for his first big role by the Schwarts Brothers in the operetta "Al Cavallino bianco".
In 1941 he created his own theater company and he began to develop his distinctive kind of humor that in the following years will crown him as the inventor of the "non-sense" with phrases like "two friends that didn't know each other".
He decided to make his small size work for him, being only 5'2" tall, one of his major assets becoming known as the "Tiny Italian" (il piccoletto nazionale) and in his show he accentuated his stature by wearing huge extravagant coats, his most famous one had a large pocket on the back.
In 1942 he shot the first of a long series of films, Pazzo d'amore (Crazy For Love) developing and establishing his very peculiar kind of humor.
The artistic trio is responsible for the existence of the "musical" in Italy with Attanasio cavallo vanesio in 1952 (featuring the American trio Peters Sisters, Alvaro piuttosto corsaro (1953), Tobia la candida spia (1955), Un paio d'ali (1957), Rascelinaria (1958), Enrico '61 (1961), and also performed for an entire year in London at the Piccadilly Theatre in 1962, along with Il giorno della tartaruga (1965) and Alleluja, brava gente (1970).