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If you think you've splashed out on a party, think again. As you'll find out in this gallery, the mega wealthy can really take things to the next level. Throw in a few million dollars, invite some celebrities, and serve copious amounts of food, booze, and anything else your guests might want, and you're partying like the super rich.

But there's more! Click through and be surprised at how crazy these parties can get.

▲This Russian billionaire hired Christina Aguilera and Whitney Houston to sing for him and his wife. Two years later, he got Jennifer Lopez to sing at his wife's birthday party.

▲American billionaire David Bonderman wanted to do something special for his 60th birthday. So he hired the Rolling Stones to play and Robin Williams to entertain guests at his party. The bill? US$7 million.

▲Prince Faisal made sure his Halloween party was full of "working girls," alcohol, and other illegal substances. And, of course, a DJ.

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Every year, the Bohemian Club, which includes some of the most influential and affluent men in the world, gather at a campsite called Bohemian Grove to drink and bond for a few days.

(Photo: Flickr/CC BY-NC-SA 2.0)

▲The ruler of Dubai once threw a US$20-million party. Celebrities such as Lindsay Lohan, Michael Jordan, and Robert De Niro were present.

▲Reportedly, two tons of lobster were served at the event, and he spent US$3 million on fireworks alone.

▲British billionaire businessman Philip Green likes to celebrate his birthday in the tropics. For his 55th, he gathered around 100 friends in the Maldives.

▲Around 3,000 bottles of Champagne are said to have been served at the party. Green’s party also included dancers from all over the world, and fireworks, naturally.

▲American billionaire businessman Henry Nicholas turned a warehouse into a debauchery extravaganza. There he partied like an '80s rock star. And, yes, that included all sorts of illegal substances and "working girls."

▲Nicholas reportedly built underground passageways from his home to his pleasure den.

▲American banker and billionaire businessman Ronald Perelman knows how to party. He usually celebrates his birthday on the Caribbean island of St. Barts, aboard his 188-foot yacht.

▲And, of course, he makes sure a famous singer is always present to sing him 'Happy Birthday.' When he turned 60, he flew in Barry Manilow to sing for him.

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The creator of Napster splashed out on his wedding with Alexandra Lenas. The ceremony took place in a forest, and a bridge, an artificial pond, and even faux castle ruins were built.

▲Parker even hired the costume designer for the 'Lord of the Rings' movies to create outfits for all 364 guests.

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Every year, Kappa Beta Phi, a secret society featuring many top executives from Wall Street as members, holds a black tie dinner party.

▲Their motto is "Dum vivamus edimus et biberimus," which is Latin for "While we live, we eat and drink."

▲There's a lot more going on during the Cannes Film Festival than just movies and red carpets.

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The event attracts "working girls" from all over the world. There are numerous luxurious parties aboard yachts, and there's quite the demand for high-end escorts.

▲Further Future offers the festival experience to the filthy rich. A place where burgers are swapped for foie gras, and coffee for lavender lattes.

▲Here you can have a nice dinner for US$250 per person, a vitamin transfusion, and even have your aura "cleansed."

▲Malaysian fugitive businessman Jho Low threw a lavish birthday bash in Las Vegas. He built a huge structure on a vacant piece of land and threw the party of the year.

▲Famous artists such as Britney Spears, Chris Brown, and Q-Tip performed at the party.

▲The party was hosted by actor Jamie Foxx, and was attended by a number of celebrities, including Leonardo DiCaprio and Kanye West and wife Kim Kardashian.

▲On December 12, 1972, socialite Marie-Hélène de Rothschild threw a "Surrealist Ball" at Château de Ferrières in France.

▲The party was decorated with occult iconography, including a mock human sacrifice on a table. Guests wore elaborate masks and headpieces, including animal heads.

▲Guests included Audrey Hepburn and Salvador Dali.

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The opulent party inspired Stanley Kubrick's film 'Eyes Wide Shut.'