Jessie J’s peach nails at the Glamour Women Of The Year Awards 2012 at Berkeley Square in London on May 29, 2012.

Jessie J’s black nails at the 2012 Brit Awards at the O2 Arena in London on February 21, 2012.

Jessie J’s nude nails at the 54th Annual Grammy Awards at the Staples Centre in Los Angeles, CA on February 12, 2012.

Cher Lloyd had a French manicure at the Rimmel Party at Battersea Power Station in London on September 15, 2011.

Jessie J’s dark nails at at The Jingle Bell Ball at The O2 Arena in East London on December 4, 2011.

Jessie J’s half-black and half-tan nails at the 2011 MTV Video Music Awards at Nokia Theatre LA Live in Los Angeles, CA on August 28, 2011.

Avril Lavigne’s white nails at the 2011 Teen Choice Awards at Gibson Amphitheatre on August 7, 2011 in Los Angeles, CA.

Avril Lavigne’s black nails at the 2007 American Music Awards at the Nokia Theatre in Los Angeles, CA on November 18, 2007.

Avril Lavigne’s pink nails at the 2006 Nickelodeon Kids Choice Awards on April 1, 2006 at UCLA in Los Angeles, CA.

Avril Lavigne had multi-colored leopard print nails at the 2010 American Music Awards Rolling Stone Magazine VIP After Party at Rolling Stone Restaurant & Lounge on November 21, 2010 in Hollywood, CA.