In the movie Firewall, SpongeBob can be heard saying the line "Did you ever notice how big squirrels' teeth are?" from this episode in one scene, meaning "Squirrel Jokes" made a cameo in the movie also other SpongeBob clips are heard but they are mostly from "Squirrel Jokes."
In the 2007 movie Tamagotchi: The Movie, the way Shingotchi moves while saying "So, Atchi, what activity could I match up with this pose, huh?!" is very similar to the dance SpongeBob does in "Help Wanted".
In Tower Heist, during the Macy's Thanksgiving Day Parade, a SpongeBob float is seen with the theme song playing. A cameo shows a guy in the background selling character balloons, and at the top there is a SpongeBob balloon, with Patrick.
In the 2010 film The Karate Kid, after moving in with his mom, Dre turns on the TV, the SpongeBob intro is briefly played, and finds it on the episode "Mermaid Man and Barnacle Boy III." The clip shown was in Chinese, due to the fact that the movie was filmed in China.
In the 2010 film Grown Ups, one of the girls mentions talking to SpongeBob while taking on a "cup and string" phone.
In the 2015 film Daddy's Home, close to the end of the movie, there is a man who is wearing a Squidward tie and he has a couple of talking lines. Mark Wahlberg's character later on calls him "Squidward Tie" to make the reference even more obvious.
In the 2017 movie Baywatch, in a little girl's room, actual purchasable SpongeBob, Patrick and Gary plush toys are hanging from a crib, Dwayne Johnson's character later on gets strangled with them still attached to it.