SpongeBob SquarePants (1999)

S13E9 Under the Small Top

Squidward finds his home overrun by a mail-order flea circus that was actually intended for SpongeBob. As the tiny performers start causing chaos, Squidward's frustration grows, leading to a series of comedic mishaps. Despite his efforts to rid himself of the pesky circus, the situation only escalates, turning his peaceful life upside down.