Bruno Mars in the video for "24K Magic."

Bruno Mars in the video for "24K Magic."

Courtesy Photo

Two huge music videos hit 1 billion views on YouTube this week: Bruno Mars’ “24K Magic” and Rihanna “Work,” featuring Drake.

As Mars' fifth clip to reach the milestone, “24K Magic” puts the singer/songwriter -- tied with Columbian singer Maluma -- directly behind the top spot for most videos in the 1 Billion View Club, held by Justin Bieber with six entries. Mars' previous billion-view videos were Mark Ronson's "Uptown Funk!," "That's What I Like," "The Lazy Song" and "Just the Way You Are."

Watch "24K Magic" below:

As for Rihanna, “Work” puts her in a tie with Katy Perry and Nicki Minaj as the women with the most billion-view videos, each having four. This is Drake’s second video to reach 1 billion views, along with “Hotline Bling.” Rihanna's previous billion-view videos are Calvin Harris' "This Is What You Came For," Eminem's "Love the Way You Lie" and "Diamonds."

Watch Rihanna's "Work" video below:

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