Angryverse/Chester Cheetah

Chester Cheetah is the mascot of Cheetos.

Angry Birds Vuela Tazos
Chester Cheetah appears in the 4th level of Vuela Tazos, just standing there watching the birds commit suicide.

Angry Birds Cheetos
Chester Cheetah was telling Red, Bomb, Hal, Chuck, Terence, The Blues, and Matilda a story but the Pigs stole some Cheetos and teamed up with the Birds to get them back.