Watcha is a lame-arsed catchphrase from that illegal immigrant Mexican comedian guy that basically means: with cheese. Along with I got this, tambien and a bunch of other crap, that I am too lazy to list here.
George Lopez Using Watcha[change]
|Max, clean the sink and stuff, watcha|
|Donald Trump, watcha up!|
In summery, he uses this crappy thing all the time.