Rowland took the plunge in leather London - Caroline Kent Kelly Rowland kicked off her New Year's celebrations early in Sin City, USA with a wild leather animal print plunging jacket. The four-time Grammy-winner made an entrance for her concert at Rain night club in Las Vegas last night in a sexy leopard-print jacket, leather trousers and lace-up booties.  She performed her number-one hit When Love Takes Over with French DJ David Guetta at the Palms Casino New Year's Eve weekend kick-off party, before heading to N9NE Steakhouse for supper, tweeting “Having an AMAZING dinner at N9NE Steakhouse!! Then getting ready to hit up @RainLasVegas ;).” Korean youtube sensation Psy was also partying in Sin City before his performance tonight on ABC's New Year’s Rockin’ Eve with Ryan Seacrest alongside Taylor Swift, The Wanted, MC Hammer, Flo Rida, and Carly Rae Jepsen.