Wait a minute, wait a minute! Frink Egg Generator II
It's supposed to give you your uncommon color although I've read a few posts of people experiencing a glitch and getting their common color once or twice. See what color it gives you next time.
Forum Discussion
This problem seems to have returned since the Level 40 update. My generator is supposed to give me blue eggs, but has been giving me pink eggs since the level 40 update.
