Who is one of a famous group of musical brothers and was also in charge of Jay Leno's Tonight Show band for a while?

One of the famous musical brothers is Jimmy Vivino, who is known for his role as the bandleader for Jay Leno's Tonight Show band. He is part of the Vivino family, which includes several talented musicians. Jimmy Vivino is also recognized for his work in various genres and has a notable presence in the music industry.