I love you the mostest
Add 'mostest' to 'I love you' and you're basically saying you're the best lover and you're gonna win every argument.
He said I love you the mostest and she had to accept it like she was a loser.
She yelled I love you the mostest during a fight, and he just gave up.
He messaged her: I love you the mostest. She said, Okay, but I still love you more than you love me.