Adele shows off incredible weight loss at Drake's birthday party

Grammy award winning singer, Adele has left fans awe struck.

The British singer appeared to have lost so much weight and she showed off her incredible weight loss at  rapper, Drake's birthday party which held at Goya studios in Hollywood on Wednesday night, October 23.

The 31-year-old singer looked sensational in an off the shoulder black velvet gown as she partied with celebrity pals.

She shared a playful photo from the evening's events, with the caption: "I used to cry but now I sweat."

Adele is believed to have lost weight after she took up Reformer Pilates exercises.

Adele before

Adele now