Did Fifth Harmony miss Austin Mahone? While Mahone was busy flying to Puerto Rico for the next stop on his South American tour, the girl group was busy in Arizona for the first time without being the opener.

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According to the Arizona Daily Star on Sunday, Fifth Harmony made their debut as headliners in Tucson at the Arizona State Fair this weekend. Their first two times in the state, they opened up for Demi Lovato and then Mahone.

The website complimented the girls "impressive high notes" and talented vocal harmonies.

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Mahone, meanwhile, was flying to Puerto Rico for his next tour stop. Mahone will perform in Leon, Mexico October 29, Monterrey, Mexico on October 31 and then go to Guatemala for a November 2 date. After that the 18-year-old heads to Argentina, Chile and finally Peru.

Mahone was also just named by Time Magazine as one of their 25 Most Influential Teens in 2014 last week.

Mahone made the list by having 7 million followers on Twitter. He was also the first artist to be number one on Billboard's new list the Trending 140.

In addition to iTunes, his EP The Secret also debuted at number five on the Billboard 200 in May. He was joined on the list by such celebs as Kendall and Kylie Jenner, Chloe Grace Moretz, Bethany Mota and his former tour opener Shawn Mendes.