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1.
Ordering more than one Corona at a bar/restuarant.
Jesse: Hey barmaid, can I get two shots of Jack and a beach party?

Barmaid Sally: How many coronas, sweetie?

Jesse: One for me and one for ol' T-bone.
by The Jouster August 03, 2009
 
2.
The term beach party is used for times when a large group of people are all in a bad mood at once. This is called a beach party because it appears that everyone in the group has traved to the beach and has collected a large a amount of sand in their vagina.
"God it was such a beach party at work today, everyone was bitting each others heads off, and the floor was covered in fish scented sand"
by Jared Swartz May 07, 2007