Hangover 2 Premiere Party at McFadden’s Remember that camera! If this party lives up to the movie, you’ll want to document every moment (it’s the only way you’ll know what happened). McFadden’s offers $5 pitchers, $20 endless drafts and, for the ladies, free drinks from 10-11 p.m. May 26, 10 p.m., free entry.

Lady Gaga Haus Party at The Cosmopolitan Celebrate Mother Monster’s latest album with a massive dance party at the Cosmo’s Boulevard Pool this Friday. Lady Gaga’s Born This Way will be on sale at the entrance, and your album copy doubles as admission to this Little Monster bash. Sounds supplied by DJs Roger Gangi and Axis. May 27, 9 p.m., album purchase or proof of purchase for entry.

Active Duty at Piranha The Fruit Loop’s Piranha Nightclub presents a truly unique way to memorialize our military men and women this Saturday. Dog tags will be given away to all attendees at the armed forces fête, which also includes kissing-in-action and a best guns competitions for cash prizes. May 28, 10 p.m., $20, locals and military free.

Cathy & David Guetta’s F*** Me I’m Famous at Haze, Wet Republic & The Joint Superstar DJ David Guetta and his socialite wife Cathy throw down not one, but three opportunities to get your party on this weekend, Ibiza-style! An added bonus, Flo-Rida joins Guetta at Haze to perform their hits “Where Them Girls At?” and “Club Can’t Handle Me.” May 27, 29 & 30, times and prices vary, see Club Grid for details.

The Love Festival at the Palms Celebrating electronic music since 1992, the Love Festival returns to the Palms this year with a lineup to make EDM junkies drool. The fest spans three days and includes sets and performances at both Rain Nightclub and the Palms Pool & Bungalows. Rain resident DJ Paul Oakenfold and Grammy-winner Paul van Dyk headline the talent-packed weekend. May 27-29, times and prices vary, details at thelovefestival.com.

LMFAO at Tao & Tao Beach The party rock factor doubles this weekend at Tao as Vegas resident DJs RedFoo (Marquee) and Sky Blu (Surrender) join forces to give a double-dosage of LMFAO. Catch the duo at Tao nightclub this Saturday after they rock the party under the sun at Tao Beach. May 28, doors at 10 a.m., $40 men, $20 women; May 28, 10 p.m., $50 men, $30 women.

Tiësto at Wet Republic More Tiësto! Although the recently announced EDC headliner returns to lay the tracks at his monthly residency at the Joint this weekend, he also signed up for an afternoon of spinning under the sun at MGM’s ultra pool. May 28, doors at 11 a.m., $50+ men, $20+ women.

Hacienda at Vanguard Avoiding the Strip like the plague this Memorial Day Weekend? Special guest DJ Onionz appears at this holiday edition of the Fremont East venue’s Saturday night house and techno party. Also spinning are resident DJs Chad Stolarick and Sense, with live percussion by Cayce Andrew. May 28, 10 p.m., free entry.

Fatboy Slim at Marquee Dayclub The pioneering British recording artist has signed on with the Cosmo club to spin a succession of holiday weekend dates, starting this Sunday. Maybe Christopher Walken will stop by to bust a move. May 29, doors at 10 a.m., $60 men, $20 women.

Bob Sinclar at Haze & Liquid The French house DJ and producer returns to the city to spin a set at Aria Saturday, followed by a sunny, poolside (and possibly hungover—you, not Bob) performance at the hotel’s pool lounge. May 28, doors at 10:30 p.m., $20+ women, $50+ men; May 29, doors at 11 a.m., $40+ men, $10+ women.

Vanilla Ice at Rok Vegas Alright, stop, collaborate and listen! Ice is back, but not with a brand new invention. The ’80s rap sensation performs three of his old-school hip-hop hits at New York-New York’s rock-inspired nightclub this Saturday night. Ice, ice, baby! May 28, doors at 10 p.m., $20+ men, $10+ women.

Akon at Gallery & Chateau The Grammy-nominated recording artist performs at the Strip’s two newest nightclubs this weekend, sticking around to party with the crowd on Sunday at Gallery as the night’s official host. Here’s hoping he’ll treat us to a rendition of the Lonely Island’s “I Just Had Sex.” Chateau, May 28 & Gallery, May 29, doors at 10 p.m., $30+ men, $20+ women ($35 advance tickets available for Chateau performance).

Drake at Rehab The Canadian hip-hop artist quickly climbed the charts (and scored six Grammy noms) after releasing his debut album Take Care. Catch the acclaimed rapper as he hosts the Hard Rock Beach Club’s wet and wild weekly party. You never know how long you can keep a rapper off the mic ... May 29, doors at 10 a.m., $40+ men, $20+ women.

Armin van Buuren at Marquee Break out your white club clothes and get ready to dance! Van Buuren topped DJ Mag’s Top 100 DJ list for a fourth time this year and is the only DJ to accomplish the feat. Check out his top-ranked beats this Sunday as he spins with Blake Jarrell for Marquee’s first White Party. May 29, doors at 10 p.m., $100 men, $50 women, local ladies free until 11 p.m.

Bikini Fashion Show with Laura Croft at Eve If anything, Memorial Day indicates the official start of the Valley’s sizzling summer pool season. Eva Longoria’s Eve Nightclub definitely got the memo. The Crystals nightspot presents a SweetCheeks Swimwear fashion show on Sunday, with Holly’s World cast member and Playboy Playmate Laura Croft playing host. May 29, doors at 10:30 p.m., $30+ men, $20+ women.

Deadmau5 & Feed Me at Encore Beach Club Adding to the EDM extravaganza, international superstar Deadmau5 and his apprentice return to the city this weekend, each spinning two nights at two Encore venues. They’ll perform together at EBC on Memorial Day, where the ’mau5 will unleash an “Unhooked” edition of his latest tour production. May 30, doors at 11 a.m., $125+ men, $50+ women.