Kourtney Kardashian and Travis Barker are engaged

Kourtney Kardashian and Travis Barker say they'll be together "forever." The reality star and the musician got engaged, they announced on Instagram on Sunday night.

Kardashian, 42, posted a photo of the engagement, on the beach surrounded by hundreds of red roses and candles, as she and Barker, 45, embrace. "Forever," she captioned the shot.

The pair had been in New York for Barker's appearance on "Saturday Night Live." The Blink 182 drummer played for the musical guest Young Thug.