SpongeBob SquarePants Season 8 Episode 8 Soap2Day

When Patrick suddenly grows a beard, he decides it is time to act like a grown-up. He tags along with Squiward, who offers to teach him everything he knows about how to be mature, much to SpongeBob’s dismay. When at an opera house, the two watch SpongeBob, who disguises himself as a character to win Patrick back. Patrick begins to cry and his tears dip the beard. It is revealed that the beard is actually a sea urchin.