Possible things for 2Ls to do over Labor Day Weekend:

1. Watch construction workers construct, deconstruct, and reconstruct
2. Attempt to buy and return textbooks just for fun
3. Actually buy and return textbooks, for necessity, not for fun
4. Go with friends to buy and/or return textbooks, for fun and/or necessity
5. Make new friends, and go with them and/or their friends to buy and/or return textbooks, for fun and/or necessity
6. Sit at their computers and post to their weblogs

UPDATED TO ADD:
7. Look at the names underneath all of the 1L mailboxes and see if you know anyone