Johnny Depp, Neil Patrick Harris, Chris Brown & More Help David Furnish Celebrate His 50th Birthday [PHOTOS]

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Johnny Depp's red carpet evolution.
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With the twins on Elton John's yacht!
Sir Elton John is planning a massive four-day party in Los Angeles to celebrate his husband David Furnish’s 50th birthday.

The A-list guests joined Furnish on his actual birthday last night (October 25, 2012) for a special dinner in the ballroom of the 112-year-old Belasco Theatre in downtown Los Angeles.

Renowned chef Ludo Lefebvre is said to be the man behind his birthday meal and the Circque de Soleil will provide the entertainment.

In attendance was an interesting collective of celebrities. Everyone from Johnny Depp to Chris Brown to Tom Ford to Neil Patrick Harris to Joan Rivers

On day three of the celebrations, the birthday boy will be able to throw some shapes when he and his guests head to at the Greystone Manor nightclub. Cher is expected to take to the stage for and exclusive performance.

On the final day, Furnish can look forward to another party – Sin City Style! After guests are driven 300 miles to Las Vegas, they will be given the best seats in town to see Elton’s Million Dollar Piano show at Caesars Palace.

Lady Gaga, Cher, Scissor Sisters and the Cirque du Soleil troupe are said to be among the artists booked to perform at the various events over the four-day stretch.