This year's iHeartRadio Music Festival made its epic return to Las Vegas as many of music's biggest stars took over the stage for some unforgettable live performances in front of a room full of fans.

Dua Lipa, Cheap Trick, Walker Hayes, FINNEAS, Darius Rucker, Weezer, J. Cole and Nelly with special guests Florida Georgia Line all got the party started on Friday, September 17 at T-Mobile Arena. Lipa kicked off the evening with a dance-inducing set, followed by a nostalgic set from Cheap Trick, making way for everyone to get "Fancy Like" with Walker Hayes. Then, FINNEAS laid down a stunning performance, Darius Rucker brought back Hootie & the Blowfish, Weezer rocked the house, and J. Cole brought out a surprise guest to join him. And closing out Night One of this year's iHeartRadio Music Festival was Nelly with special guests Florida Georgia Line.

If you missed any of the action this weekend, you can relive the 2021 iHeartRadio Music Festival by tuning in to The CW Network on Saturday, October 2nd and Sunday, October 3rd from 8-10pm ET/PT for a two-night television special.

Keep scrolling below for all of the highlights from the 2021 iHeartRadio Music Festival.

Dua Lipa

Dua Lipa gave everyone a dose of Future Nostalgia and had everyone on their feet and dancing along to hits like "Physical," "New Rules," "Love Again," "Levitating" and more.

The DSC Show

Watch a group of cave divers squeeze through a tiny hole in the ground!

Scroll to 6:20 to watch a guy slide right in!

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