Why Stop Now? A Funny Thing Happened on the Way to Rehab. When a college piano prodigy tries to check his mother into rehab, he is taken hostage by her drug dealer and swept along on a wild adventure. Details Casts Videos Galleries Posters Title Why Stop Now? Release Date 2012-08-17 Runtime 01 Hours 28 Minutes Genres Comedy Drama Production Companies Unknown Production Countries United States of America Jesse Eisenberg... Eli... Melissa Leo... Penny... Tracy Morgan... Sprinkles... Isiah Whitlock Jr.... Black... Sarah Ramos... Chloe... Emma Rayne Lyle... Nicole... Stephanie March... Trish... Official Trailer (Trailer) Original Size (1701x957) Original Size (2000x1125) Original Size (1280x720) Original Size (1920x1080) Original Size (3840x2160) Original Size (1280x720) Original Size (1280x720) Original Size (1280x720) Original Size (1000x1500) Original Size (2000x3000) Original Size (1000x1500) Original Size (1000x1500) Original Size (1047x1500) Original Size (508x755) Original Size (755x1066) Original Size (1000x1500) Original Size (861x1280) Original Size (1078x1607)