Bill: Yes, he's like my little bro even though he's me. And alright then! *grabs Will ((Bill called him ad he teleported to Bill)) and teleported to Dipper and Mabel*
Dipper: What now, Bill- Who's that?
Bill: Hey Pine Tree, Shooting Star! Meet my reverse self, Will!
Mabel: *approaches Will* Hey, why're you crying
Will: *jumps back* A-Ah, mis-mistress Mabel!
Mabel: Huh, what are you talking about? I'm no mistress *smiles*
Bill: This is your mister and mistress in my dimension, Will
Dipper: Dimension?
Bill: He's from Reverse Falls
Mabel: Reverse wha?
Bill: *facepalms* Reverse falls, everything is reversed and everybody switched places. You two are switched with Gideon and Pacifica-
~~~~~~~~~~~~~~
After explaining
~~~~~~~~~~~~~~Mabel: Awe, poor Will. We'll never treat you like that *smiles*
Dipper: I know I hate you Bill but I feel sorry for you
Will: I-It was a-a pleasure t-to meet y-you two, I-I must go n-now
Dipper and Mabel: Bye Will!
Will: *teleports back to Reverse Falls
Bill: Me too, kid. *teleports to the mindscape*