A look back at Nicki Minaj's wild style

Minaj poses on arrival at the red carpet for the MTV Video Music Awards on Sept. 6, 2012.

Minaj attends her Kmart collection private event at Fig & Olive in West Hollywood on March 1.

Minaj performs at the 2011 American Music Awards in Los Angeles.

Minaj performs on ABC's 'Good Morning America' in New York in 2011.

Minaj arrives at the 2012 Grammy Awards at the Staples Center in Los Angeles.

Judges Keith Urban, Minaj and Randy Jackson face questions during a live Q&A at the premiere screening of Fox's 'American Idol.'

Minaj performs on NBC's 'Today' at Rockefeller Plaza in New York City in 2012.

Minaj arrives at the iHeartRadio music festival in Las Vegas on Sept. 25, 2011.

Minaj poses for photographers to coincide with release of her album 'Pink Friday: Roman Reloaded' in London in April 2012.

Minaj speaks during 'The Grammy Nominations Concert Live! Countdown to Music's Biggest Night' in Los Angeles in November 2011.

The 'Pink Friday' album cover.

Minaj performs on her 'Pink Friday: Reloaded' tour in Auckland, New Zealand, in November 2012.

Minaj and Kim Kardashian attend the 21st annual Elton John AIDS Foundation Academy Awards Viewing Party last month.

Minaj arrives at the 2011 Grammy Awards at the Staples Center in Los Angeles.

'American Idol' got a new lineup again this year: Randy Jackson, left, Mariah Carey, host Ryan Seacrest, Nicki Minaj and Keith Urban.

Minaj is a judge on 'American Idol.'

Minaj performs during the 2012 Grammy Awards.

Chris Brown, left, Minaj, producer John Dempsey and Randy Jackson attend the 2013 Elton John AIDS Foundation Academy Awards Viewing Party in West Hollywood last month.