The Cyrus Family Ruled the 2017 iHeartRadio Awards -- Plus More Moments You Didn't See on TV!

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This year's iHeartRadio Music Awards
brought out some of music's hottest celebs and young talent for a night of celebration and appreciation -- and no one was having more fun than the Cyrus family.

While stars like Ed Sheeran, Katy Perry and Bruno Mars were performing their hits on stage, the celebs in the audience were having their own wild night, and ET was in the crowd! Here are a few things you didn’t see on TV during the 2017 iHeartRadio Music Awards.

MORE: iHeartRadio Music Awards 2017: The Complete Winners List

1. Noah Met Her Favorite Girl Group

Noah Cyrus had a huge night. Not only did she perform her new single, "Make Me (Cry)" alongside English rapper Labrinth, her performance was introduced by her big sister, Miley Cyrus, who rocked an "I [heart] Noah" t-shirt.

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The excitement of performing at the big show must have been wild, but Noah's night only continued to get better as the show went on -- she even got to hang out with her "fav girls on the planet," Fifth Harmony.

2. Noah Hung Out With Her 'Crush'

Another star the 17-year-old performer got to hang out with was rapper Big Sean. Noah and Miley posed for a friendly black-and-white snapshot with the "Bounce Back" artist, and Noah captioned the pic, "i think i have a crush on @bigsean."

WATCH: Noah Cyrus Opens Up About New Music, Reveals Why She Doesn't Like Taking Sister Miley's Advice

3. Miley and Noah Rock Out in the Crowd

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The sisters and their parents, Billy Ray and Tish Cyrus, stayed close together at their table all night, sharing food, sitting in each other's laps and getting super into the many performances throughout the night.

4. Billy Ray Is the Man of the Evening

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While Miley and Noah had a wild time all night, it was dad Billy Ray who everyone wanted to meet. Brian Kelley and Tyler Hubbard of Florida Georgia Line chatted with the country crooner, as did Arrival star Jeremy Renner, who served as a presenter during the show.

WATCH: Justin Timberlake Shares Important Message With Young Fans: 'Being Different Means You Make a Difference'

5. Justin Timberlake Couldn't Stick Around

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While the Cyrus clan were busy having the best night ever, it looks like Timberlake didn’t have the time to party the night away. After accepting the Song of the Year award for his catchy hit "Can't Stop the Feeling," Timberlake delivered a powerful speech about self-acceptance and understanding, and then wasn't seen in the audience for the rest of the night!

6. Florida Georgia Line Dig Ed Sheeran's Sound

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While their musical styles might be quite a bit different, the boys of Florida Georgia Line know what a catchy tune is when they hear it. Kelley and Hubbard were seen rocking out as Sheeran performed his two new singles, "Shape of You" and "Castle on the Hill."

7. Halsey Has Important Phone Business

The Chainsmokers had a big night, especially with their single "Closer," featuring Halsey. The track even won Dance Song of the Year, but that almost took the songstress by surprise -- as the category was being announced, Halsey was spotted checking out her cellphone

WATCH: Ed Sheeran Talks New Inspiration for 'Divide': 'All My Other Albums Have Been About Heartbreak'

8. Bruno Got the Crowd Going

While the entire night was filled with amazing songs, it was Bruno Mars' closing performance that really got the audience on their feet. The 24k Magic singer performed his hits "Treasure" and "That's What I Like," and there wasn't a single person in the audience who wasn't standing and dancing as the Innovation Award honoree blew the roof off the place.

WATCH: Miley Cyrus Surprised Sister Noah With Her 'Most Amazing' Outfit at iHeartRadio Music Awards

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