Have you hear of the group Ween? uts an alternative rock back
No I haven't.  Tell me about them
They stated in Pennsylvania around 1984 and they were childhood friend
Oh thats nice.  How many is in their group?
Ween
Ween is an American alternative rock band formed in New Hope, Pennsylvania, in 1984 by childhood friends Aaron Freeman and Mickey Melchiondo, better known by their respective stage names, Gene and Dean Ween. After meeting in a middle-school typing class, the two began playing music and immediately chose the name Ween as well as their Ramones-inspired pseudonyms. Ween performed as a duo backed by a Digital Audio Tape for the band's first ten years of existence before expanding to a four- (and later five-)
Gene Ween
Aaron Freeman (born March 17, 1970) better known by his stage name Gene Ween, is an American musician and a founding member of the experimental alternative rock group Ween. Freeman, along with childhood friend Dean Ween (Mickey Melchiondo), started the group in the mid-1980s. 
Freeman announced his departure from Ween in 2012, shortly after releasing "Marvelous Clouds", his first solo album. After leaving Ween, he stopped using the name Gene Ween and performed under his birth name Aaron Freeman.