Talk about starting the new year off with a big bang, and not just in theory. Kaley Cuoco posted a photo on Instagram confirming that she wed Ryan Sweeting!

The actress can be seen in a big (and very pink) gown, kissing her tennis pro beau, with whom she's been in a whirlwind romance for the last six months.

Posted in: Kaley Cuoco

Kaley Cuoco isn't just dating tennis player Ryan Sweeting ... they're engaged! After a whirlwind three-month courtship, they're ready to commit for life!

Her rep confirmed The Big Bang Theory star's engagement Thursday.

Posted in: Kaley Cuoco