The second live episode of "30 Rock
" aired on the East and West coasts on Thursday night, and both featured priceless cameos from Paul McCartney
, Kim Kardashian
and more. While the episodes had essentially the same storyline -- TGS was in danger of ending its stint as a live show! -- there were definitely differences, especially when it came to the show's guest stars. Using Jack Donaghy (Alec Baldwin
)'s private bathroom is pretty taboo ...