Video Premiere: Britney Spears – Slumbler Party (Feat. Tinashe) Uncategorized 18 November 2016 BiGJamZBMF Share Britney Spears‘s 9th album Glory is a total flop so her label RCA decided to drop a new version today. And the Pop princess recruited label-mate Tinashe for the single version of “Slumbler Party” here’s the video premiere. Related