Jamie Lynn Spears Is Engaged!

Jamie Watson and Jamie Lynn Spears - March 2, 2013 Jamie Watson and Jamie Lynn Spears - March 2, 2013

Britney Spears and Jason Trawick may have called off their wedding, but there’s another Spears sister getting hitched!

Brit’s 21-year-old sister, Jamie Lynn Spears, is engaged to boyfriend Jamie Watson, 30.

The former Nickelodeon star announced the happy news via Instagram on Saturday.

“Guesssss what??????” she captioned a photo of her now-fiance and herself holding up her left hand to reveal her new sparkler.

She later added a close-up shot of her beautiful diamond ring with the caption, “He did good.”

PHOTO: See Jamie Lynn Spears’ engagement ring!

This will be the first marriage for the former “Zoey 101” actress.

Jamie Lynn has a 4-year-old daughter, Maddie, from her previous relationship with Casey Aldridge, whom she split from in 2010.

-- Erin O’Sullivan

Copyright 2014 by NBC Universal, Inc. All rights reserved.
This material may not be published, broadcast, rewritten or redistributed.