Up All Night is the third studio album by East 17 and the last to feature the group's entire original lineup. It was released in November 1995. It is notable in that all members of the group made songwriting contributions to the album, although all three singles released were still penned solely by Tony Mortimer.

East 17 are an English pop boy band started by Tony Mortimer, Brian Harvey, John Hendy, and Terry Coldwell in 1991. As of 2020, the group consists of Coldwell, Robbie Craig and Joe Livermore. East 17 have undergone multiple lineup changes, with Coldwell remaining the only constant member.