Abbot & Costello

[onionring9]

This one's floating all over the internet, but in case you hadn't seen it yet, awesome picture:

Most here might be too young to get it:

 

[jay1065]

 

[jeff_bichel]

Sure, but tell me what's on second?

 

[MrMet]

Sure, but tell me what's on second?

You are correct