HOT VIDEO: Watch Pharrell Williams Performs on ‘SNL’ for the first time (Watch Inside)

Pharrell Williams

Pharrell not only celebrated his 14st birthday this week, but he slid over to SNL to keep it #HAPPY

Of course he was rocking the infamous #BiGAssHat while he performed the  No. 1 single in the country, “Happy!”

Pharrell also performed “Marilyn Monroe” for the first time!!

If you missed it, you can catch both of the performances below!!