Best of 2013: Top 13 Celebrity Instagram Pictures; From Beyoncé’s Pixie Cut to Miley Cyrus’ Missing Eyebrows (SLIDESHOW)

As the year 2013 comes to a close, we've rounded up some of the best pop culture moments caught on camera. Throughout the year celebrities like Beyoncé, Kim Kardashian, Nicki Minaj and Miley Cyrus have shared little glimpses into their personal lives and careers by posting countless photos on their Instagram pages.

They have willingly shared everything from fierce new haircuts to adorable baby photos to sexy selfies to hilarious "Throwback Thursdays." Take a look at our list of the top 13 best celebrity Instagram pictures - from the Queen B's new short cut to Kim Kardashian's dramatic baby weight loss to Miley Cyrus' missing eyebrows and Nick Jonas' chiseled physique - and let us know which ones are your favorites.

Ever since its launch in 2010 Instagram has quickly become the place celebrities go to share intimate moments of their lives with their fans. This year the social media site introduced Instagram video which allowed users to create and share 15-second video clips.

Some of the first celebrities to share their videos were Justin Bieber and Madonna. The "Material Girl" singer uploaded a video twerking for the camera while Bieber talked into the camera shirtless for 15-seconds.

"Crazy news guys, there's video on Instagram," he said as he laughed and joked with friends.

Other celebs who were quick to post their videos was Leona Lewis who gave fans a sneak peek at her new album and Saturday's singer Rochelle's husband, Marvin Humes, who proudly showed off an impressive DJ set at the Summertime Ball.

Check out our slideshow and tell us in the comments which celebrity you think had the best Instagram account.

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