Hard Rock hotel from $39 a night with dates until October. 2 night minimum stay required. https://www.groupon.com/deals/ga-bk-hard-rock-hotel-casino-las-vegas-7

$33 for two 280z frozen yard drinks at Senor Frogs at Treasure Island. This is half price, the drinks are usually $66 for 2. The Voucher is valid for 120 days after you purchase. https://www.groupon.com/deals/senor-frogs-3-8

Harrahs are currently offering room on Groupon from $30 a night for dates from now to October. https://www.groupon.com/deals/ga-bk-harrah-s-las-vegas-2-inland-empire