Watch Full Series of When I Was 17 Online Full Episodes FREE in HD on 123movies. Download When I Was 17 Series 123movies new website. When I Was 17 is an MTV television show which features celebrities of today and looks back on "when they were 17". The show features photos as well as interviews with family and friends. Some past celebrities on the show include Queen Latifah, Khloé Kardashian, Drake, singer Trey Songz and internet star Perez Hilton.