Send in the clones.

Having a twin means always having an alternate identity

What was the previous comic? Back to the index Thank you sir, may I have another?

 

That should read "Dude, I totally pretended to be you last night."  My quality is slipping.  Thank you to all of you who pointed out the mistake.

Welcome to Paul and Patrick.  They're identical.  I don't know if they're twins or clones or identical cousins.  My theory is that Legos can reproduce asexually like amoebae.