While the precise moment this sea lion hopped aboard this man's small boat/jet ski or whatever he's floating on has been lost to time, two things are for sure: this sea lion is adorable, and this man is very friendly. Maybe the sea lion saw his facial hair and thought it was a cousin. He does identify the animal as a seal in the video, but it's a sea lion, which you can tell because it has those little tiny Shrek ears:

Sources: AFV