Up - Don't Hang

This is the most well-known "feature" with this title. It follows two teenage YouTube pranksters who specialize in cruel prank calls. One night, a mysterious caller turns the tables on them, forcing them to stay on the line while he subjects them to a series of deadly games.

The antagonist, Mr. Lee (portrayed by Parker Sawyers), seeks revenge for a previous prank that led to the accidental death of his daughter and the suicide of his wife. Don't Hang Up

It premiered at the Los Angeles Film Festival in 2016 and hit VOD in early 2017. This is the most well-known "feature" with this title