YOU FOUND EGG #3!
Watch the video below. You can view the main page here, and see the clue for the next egg below the video.

EGG #4
Still a little hungry? We know how to help you. Down East Main Street you go
like the SUBmarines do. One is not enough, you’re going to want TWO. Follow our directions, lettuce help you.
HINT:
Sub Station II off of East Main Street