Pharrell Williams' over-sized hat went viral after he wore it to the Grammys in 2014. The hat had its own Twitter account and appeared in countless memes.

Pharrell Williams' over-sized hat went viral after he wore it to the Grammys in 2014. The hat had its own Twitter account and appeared in countless memes.

Pharrell Williams' over-sized hat went viral after he wore it to the Grammys in 2014. The hat had its own Twitter account and appeared in countless memes.

Pharrell Williams' over-sized hat went viral after he wore it to the Grammys in 2014. The hat had its own Twitter account and appeared in countless memes.

Pharrell Williams' over-sized hat went viral after he wore it to the Grammys in 2014. The hat had its own Twitter account and appeared in countless memes.

The Oscars delivered viewers a performance of Pharrell's Academy Award-nominated song "Happy," from Despicable Me 2. That meant lots of people dancing (happily) on stage ...

Pharrell Williams' over-sized hat went viral after he wore it to the Grammys in 2014. The hat had its own Twitter account and appeared in countless memes.