Welcome to the guide for those who show up to the party at 11:59 PM.
Avoid the following:
Instead, try:
To really make an entrance:
Bring a six-pack of beer to share with the host
Play the 'I'm not late' game
Claim you're there for the snacks
Hyperlink to Late-Comer Philosophy for more in-depth information.
For the truly exceptional late-comer:
Bring a gift, but only if you can find one that's already been opened
Offer to help with the cleaning up
Hyperlink to Laterness Ethics for more on the gray areas.