Leonardo DiCaprio Planned and Organized @Rihanna 27th Birthday

With the rumour going around that Rihanna is actually dating Hollywood Movie Star Leonardo DiCaprio, it won't be surprising if he actually helped throw Rihanna organised her 27th birthday on Friday, Feb. 20. 

So according to US Magazine, an insider exclusively reveals to Us Weekly that it was actially Leo that planned the birthday for the Rude Boy Cronner. The shindig took place at a private home in Beverly Hills and went past 4 a.m. in the morning.

"There were balloons that spelled out her name set up," the source tells Us. The "FourFiveSeconds" singer dressed in a plunging dress and kept her dark locks down and slicked back.

Last night 🎂 happy #Bday @badgalriri #rihanna #LA

A video posted by Angela Martini (@angela_martini) on Feb 21, 2015 at 12:07pm PST

Rihanna also was surprised with a leopard print three-tier cake. "Naomi Campbell was right next to her when she blew out the candles," the source says. Other famous faces in attendance included Mick Jagger, Beyonce, Jay Z, Russell Simmons, model Angela Martini, Tommy Chiabra, and Richie Akiva.

As exclusively reported, Rihanna and DiCaprio, 40, recently spent Valentine's Day together. They've been meeting up for months, and continued the fun on her birthday. The insider adds: "They were dancing close all night."