Over the Hedge by T Lewis and Michael Fry for December 14, 2005
Transcript:
"What obtains?" "RJ! Sammy claims he swapped places with his reflection in the mirror!" "Hey, Hammy." "Wait! You KNOW him?" "Sure. Hammy, Elrod and... "RJ?" "JR!" "I feel like a character on 'Lost'." "In here we call it 'the show where the writers make it up as they go along'..." "It's not too popular."
Idk, because I’ve never seen it, but mirror world losts name sounds accurate