true,c3po's memory was wiped at the end of episope three so he had no idea who obi-wan was
R2 and C3PO are needed to open doors.
Ahhh, the joys of R2-D2 and C-3PO. I remember I conquered a planet with only those two in Empire at War, even though they have absolutely no capabilities in offense... Good times.
R2 is funny! I'd never forget them
Who could forget the two most iconic droids from Star Wars.