'I Play Rocky' trailer: Film on Sylvester Stallone's journey released

'I Play Rocky' trailer released, directed by Peter Farrelly.

Film covers Sylvester Stallone's journey writing 'Rocky'.

Stallone struggled to be cast as lead despite rejection and money problems.

Anthony Ippolito stars as Sylvester Stallone.

Trailer showcases the behind-the-scenes story of the iconic film.