The action is underway in Las Vegas, Nevada, as talented all star teams from across the country are taking the mat to compete for titles and bids to the end-of-season championship events at The American Grand Las Vegas Grand Nationals.

We were blown away by all the incredible routines we saw on Day 1 and we can't wait to see which teams will rise to the occasion and take the top spot within their divisions today.

Check out 10 must-see routine videos from Day 1 of The American Grand Las Vegas Grand Nationals and tune in to watch all the Day 2  action unfold right here on Varsity TV.

1. Cheer Extreme - Crush

L6 Junior

Day 1 Performance Score: 92.3167

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2. The California All Stars- San Marcos - Lady Bullets

L6 Senior - Small

Day 1 Performance Score: 93.2667

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3. Vegas Empire Athletics - Notorious

L5 Senior - D2

Day 1 Performance Score: 91.0667

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4. Raglan Coast Cheer - Sapphire

L3 Junior - Small

Day 1 Performance Score: 91.2

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5. Universal Sonics - Posh

L4 Senior - D2

Day 1 Performance Score: 93.1333

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6. Spirit Athletics - Wild

L3 Youth - D2

Day 1 Performance Score: 91.6667

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7. Cheer Extreme - Senior Elite

L6 Senior- Large 

Day 1 Performance Score: 92.1333

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8. Top Gun All Stars - Aim

L1 Junior - Medium

Day 1 Performance Score: 93.2609

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9.  Arizona Element Elite - Rubies

L2 Junior - Small

Day 1 Performance Score: 95.9333

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10. Top Gun All Stars - TGOC

L6 Senior Coed Open - Small

Day 1 Performance Score: 94.6

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