It has been four years since Rainbow made their debut so the girls gathered together and celebrated big. They also took a lot of photos to share with their fans.

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In the pictures, the girls are making a toast and enjoying a cake as well as an impressive array of delicious food.

Rainbow's Jisook said, "Whoa, today is Rainbow's 4th anniversary!  I'm excited, excited! With delicious food!  I love you, members."

Jaekyung said, "Oh yeah!  Congrats to Rainbow on their 4th anniversary!  Members and Rainnous, I'm happy and I love you!"

Congratulations to Rainbow on an amazing four years!

Check out Rainbow's debut performance of "Gossip Girl" on Music Core from November 14, 2009 below!