What is the meaning of this reference? About Larry,Curly and Moe in Secret Life of the American Teenager S1E2

Hello Community,

 

would somebody mind to explain this reference.

Thank you.

 

Everything OK with Amy, Madison and Lauren?

I don't know.

Was everything OK with Larry, Curly and Moe?

 

Source: The Secret Life of the American Teenager Season 1 E 02  21:00

http://www.netflix.com/WiMovie/70155582?trkid=13462100