The scene is from the Disney series, Star vs. the Forces of Evil.
Ludo is struggling to get Star's wand but he doesn't want to touch Marco's long beard hair. While walking he enters a flashback to one of his birthdays as a child. His father says he has a "giggly surprise" for Ludo. His father introduces the Tickle Monster. The Tickle Monster burst down the door. The tickle monster is furry with pink fur all over him. The other children get scared and run away, while Ludo stays. The monster spots Ludo and the monster wiggles his fingers while repeating the word, "tickle". The monster tickles Ludo without stopping and Ludo continues to be tickled.