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Emma Watson has formed a band with her The Perks of Being a Wallflower co-stars on set.
22-year-old Harry Potter Emma revealed that she became a musician as well as an on-screen magician during the filming of her new film.
'Throughout the movie [The Perks of Being a Wallflower] we all made music together,' explained the actress. 'Our band was called Octopus Jam.
'I sing and Logan Lerman is a classical composer, and he created a piece for me,' continued Emma. 'Most nights we would sit and play music, so that was fun.'
The Perks of Being a Wallflower hits cinemas nationwide on October 3rd.