Here's why Kelly Osbourne walked the iHeartRadio Music Awards red carpet with a cane

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Kelly Osbourne walked the iHeartRadio Music Awards with the help of a cane -- and now we know why.

When the television personality showed up to the award show on Sunday night, people weren't sure why she was holding the unexpected accessory.

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If you follow the 31-year-old self-proclaimed fashion critic on Instagram, though, you may remember that she revealed a foot injury about three months ago during the holiday season when she posted a picture of herself in a wheelchair.

And there you have it -- April's greatest mystery has been solved. Now check out photos of Obsourne carrying a cane:

13 PHOTOS
Kelly Osbourne carrying a cane
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Here's why Kelly Osbourne walked the iHeartRadio Music Awards red carpet with a cane
WEST HOLLYWOOD, CA - FEBRUARY 28: TV personality Kelly Osbourne attends the 24th Annual Elton John AIDS Foundation's Oscar Viewing Party at The City of West Hollywood Park on February 28, 2016 in West Hollywood, California. (Photo by Jamie McCarthy/Getty Images for EJAF)
LOS ANGELES, CA - FEBRUARY 25: TV personality Kelly Osbourne appears at a gallery opening for the photographs of Mick Rock: Starman Remembered and Kimberly French for The Revenant at TASCHEN Gallery on February 25, 2016 in Los Angeles, California. (Photo by Kevin Winter/Getty Images)
WEST HOLLYWOOD, CA - FEBRUARY 28: Kelly Osbourne attends the 24th annual Elton John AIDS Foundation's Oscar viewing party on February 28, 2016 in West Hollywood, California. (Photo by Jason LaVeris/Getty Images)
WEST HOLLYWOOD, CA - FEBRUARY 28: Kelly Osbourne arrives at the 24th Annual Elton John AIDS Foundation's Oscar viewing party held at West Hollywood Park on February 28, 2016 in West Hollywood, California. (Photo by Michael Tran/FilmMagic)
WEST HOLLYWOOD, CA - FEBRUARY 28: Hailey Rhode Baldwin and Kelly Osbourne attend the 24th Annual Elton John AIDS Foundation's Oscar Viewing Party at The City of West Hollywood Park on February 28, 2016 in West Hollywood, California. (Photo by Dimitrios Kambouris/Getty Images for EJAF)
SYDNEY, AUSTRALIA - MARCH 13: Kelly Osbourne and Jack Black arrive for the Australian premiere of Kung Fu Panda 3 at Hoyts Cinemas, The Entertainment Quarter, Moore Park on March 13, 2016 in Sydney, Australia. (Photo by Brendon Thorne/Getty Images)
SYDNEY, AUSTRALIA - MARCH 13: Kelly Osbourne arrives at the Sydney premiere of Kung Fu Panda 3 at Hoyts Cinemas on March 13, 2016 in Sydney, Australia. (Photo by Don Arnold/WireImage)
SYDNEY, AUSTRALIA - MARCH 13: Kelly Osbourne arrives at the Sydney premiere of Kung Fu Panda 3 at Hoyts Cinemas on March 13, 2016 in Sydney, Australia. (Photo by Don Arnold/WireImage)
INGLEWOOD, CALIFORNIA - APRIL 03: TV personality Kelly Osbourne attends the iHeartRadio Music Awards at The Forum on April 3, 2016 in Inglewood, California. (Photo by Jesse Grant/Getty Images for iHeartRadio / Turner)
INGLEWOOD, CALIFORNIA - APRIL 03: TV personality Kelly Osbourne attends the iHeartRadio Music Awards at The Forum on April 3, 2016 in Inglewood, California. (Photo by Frazer Harrison/Getty Images for iHeartRadio / Turner)
INGLEWOOD, CALIFORNIA - APRIL 03: Kelly Osbourne arrives at iHeartRadio Music Awards on April 3, 2016 in Inglewood, California. (Photo by Jon Kopaloff/FilmMagic)
INGLEWOOD, CALIFORNIA - APRIL 03: Kelly Osbourne arrives at iHeartRadio Music Awards on April 3, 2016 in Inglewood, California. (Photo by Jon Kopaloff/FilmMagic)
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