“Vampire Diaries” actress Scarlett Byrne has Hugh Hefner’s son, Cooper Hefner, compelled! After two years of dating, the young Hollywood couple is now engaged.

Byrne, 24, and Hefner, 23, announced the exciting news on their Twitter reports.

“I was fortunate enough to fall in love with my closest friend,” she captioned a picture of her and Hefner lying together in bed.

According to Us Weekly, Hefner popped the question to his lady love in London after requesting permission from her daddy.

Hugh Hefner took to twitter to share his warm wishes with all the happy couple.

Cooper Hefner is the son of Hugh Hefner and his second wife, Kimberley Conrad. Cooper is currently a film producer, although his father has previously said that he’d like him to take over as the “Public face” of Playboy.

Byrne lately joined the cast of “The Vampire Diaries” as Nora, a half vampire, half witch in Lillian Salvatore’s military of Heretics.