Britney Spears: Happy Birthday Jason Trawick!

Britney Spears keeps it comfy while heading to Starbucks with her sons Sean Preston and Jaden James on Saturday (December 15) in Los Angeles.

Earlier in the day, the 31-year-old singer tweeted, “There are def going to be a few more candles on your cake tonight @JasonTrawick. Happy birthday baby Love you so much!”

PHOTOS: Check out the latest pics of Britney Spears

Last weekend, Britney was spotted heading to a dance studio with her fiance Jason Trawick and her boys.

It was recently announced that Britney is the highest paid female musician of 2012.

25+ pictures inside of Britney Spears getting coffee with Sean Preston and Jaden James…