Emma Watson, Logan Lerman formed a music group on sets

Los Angeles: Actress Emma Watson says she made a music band along with her ‘Perks Of Being A Wallflower’ co-star Logan Lerman on sets of the movie. The 22-year-old, plays the role of Sam in the movie who is a high school student. The actress says most of the nights both the actors would play music. "Throughout the movie we all made music together. Our band was called Octopus Jam. I sing and Logan Lerman is a classical composer, and he created a piece for me," a website has quoted Watson as saying. "Most nights we would sit and play music, so that was fun," she added. IANS