From Idolator: Adam Lambert & Ivy Levan's Halloween 2015 "Black Cat" (VIDEO) Performance At The Beverly Hilton #HiltonAtPlay

Adam Lambert hosted a private Halloween party at the Beverly Hilton in Los Angeles on 10-31-15, for friends, family and fans lucky enough to have enough Hilton Honors points via Hilton Hotels to apply for tickets to this exclusive event.

One of his close friends, singer Ivy Levan, attended the party and performed Janet Jackson's "Black Cat" with Adam

Ivy Levan & Adam Lambert perform "Black Cat" at the Beverly Hilton 10-31-15 Photo CREDIT: Mike Windle/Getty Images for Hilton@PLAY

From Idolator: LINK Adam Lambert And Ivy Levan Covered Janet Jackson’s “Black Cat” Live: Watch

Quote: Read more at the link above

Michael Jackson’s “Thriller” is pop’s best Halloween classic. Last night at Beverly Hills concert series Hilton@PLAY, though, Adam Lambert celebrated October 31 with a cover that should be added to future holiday playlists.