This is a list of instances in which crossed eyes can be seen on Muppets who don't normally have them. This is usually done to show the character is dizzy after falling down, hit with something, or run over by something.
Already having suffered a punch to the face making him cross-eyed, Bad Polly is punched again by Samuel Arrow during the fight sequence in the finale of Muppet Treasure Island.
In Episode 2997, becoming dizzy after riding on Alice's snuffle while she danced. Falling from the top frame to the bottom in a sketch showing top and bottom. In Episode 3005, becoming dizzy after quickly moving bricks from one table to another. During Don't Forget to Watch the Movie, Elmo tries to surf in the movie theater, but it is not allowed because there is no water and he crashes. In Episode 3615 after being accidentally hit with the Fix-It Shop door by Luis. After crashing his cardboard bus in the first part of a sketch. In Elmo's World: Hats after being shot out of a cannon in Dorothy's imagination. In Elmo's World: Up and Down after a hippo falls onto him.
Examining a butterfly that has landed on his nose; after imagining becoming Super Grover lifting a boulder and then being crushed underneath it in Sesame Street 4-D Movie Magic.
In Episode 3291, Telly attempts to be in two places at once. When he leaves his tuba band at the park, fellow musician Howard is told to hold the note he is playing. As a result, he continues to blow his note for several minutes, resulting in an exhausted Howard going cross-eyed and visibly shaking.
After doing her "helicopter dance" in Episode 3011; after colliding with Elmo after a third time of performing the "action-packed" poem about the number 17 in Episode 3040.
In Monsterpiece Theater feature film, "Room at the Top," Grover tries to squeeze in between Telly, Parker, and Spalding to sit at the top of the mountain. However, the mountain starts to rock and they all fall off the mountain and land in Alistair Cookie's room.
Isaac Newton's apple bounces off of a rat's head, causing him to go crossed-eyed on the cover of a 1983 notebook titled Jim Henson's Muppets View of History.
After falling down while trying to see if she can swing to Gobo and Wembley's room without touching the floor and after being bumped into and stepped on numerous times in "Beginnings." Also in "Let the Water Run" after a failed dive at her swimming show. Again in "Playing Till It Hurts" when she crashes into the net at rock hockey practice. In Back to the Rockepisode 101 when she lands on top of a Doozer tower.
In "Tingo's Stuck", Niki tries to get the bowling ball off Tingo's fingers by shaking them off high from the staircase, but accidentally flung Tingo near the drum set.