Ted: You know, I'm proud of you--Lesley.
Tim: Back at you, Lindsay.
Source: The Boss Baby 2017
When the name Lesley is mentioned one character laughs and the other gets embarrassed. Clearly there are cultural references related to Lindsay and Lesley in the movie, but I do not what they are.
Is it because they sound girly and yet given to boys?
So that's how you wanna play it, huh. Let's see [snatches a folder tagged TEMPLETON, TIM].
Templeton, Timothy. Middle name [chuckles and laughs].
I'm sorry, Lesley.