Julianne Hough celebrated her 25th birthday in style -- Gatsby style, that is! As seen in Us Weekly's August 5 issue, the Safe Haven star celebrated her special day with a Great Gatsby-themed bash at L.A.'s Cicada Restaurant and Bar on July 20. 

PHOTOS; Julianne Hough's red carpet style

Feted by 65 guests, including Selena Gomez, Ashley Tisdale, Ashley Greene and Nina Dobrev -- Ryan Seacrest's ex sipped gin-based cocktails, indulged in red velvet birthday cake and danced to a five-piece swing band! "The girls dressed like flappers and the guys were in tuxedos," a witness told Us.

PHOTOS: Ryan and Julianne's past romance 

Get all of the details on the star's birthday bash in this week's Hot Stuff video, as explained by Us Weekly's entertainment director Ian Drew and special guest, singer Miss Guy.

PHOTOS: 2013 celeb breakups

Also in the roundup: Shocking details on George Clooney and Eva Longoria's flirtatious friendship, Robert Pattinson's new hookup, Jesse Tyler Ferguson and Justin Mikita's wedding details and more.

This article originally appeared on Usmagazine.com: Julianne Hough Hosts Great Gatsby-Themed 25th Birthday Party