Don't worry, they were tears of joy!
Pharrell was reduced to tears when he appeared on Oprah's talk show 'Oprah Prime' over the weekend - but don't worry, they were tears of joy.
The 'Gust Of Wind' singer sat down with the veteran TV presenter who showed him a video of how the world has been influenced by his 'Happy' song.
Watch the video shown to Pharrell on Oprah below and hit up oprah.com to see the full thing.:
Skateboard P burst into tears of joy as he watched the infectious track performed in countries all over the world, but Oprah was on hand to pass him a tissue as she said "makes me cry too."
"Why am I crying on Oprah?" Pharrell laughed through the tears.