*Newly-slim Jennifer Hudson shows off her dramatic weight loss by belting a duet with her larger self in her latest Weight Watchers commercial.

The singer, a spokeswoman for the brand, has lost 80 pounds in recent months and appears side-by-side, thanks to special effects, with footage of herself back in 2004 singing Whitney Houston’s “I Believe in You and Me” on “American Idol.”

Watch below.