The Vamps, Shawn Mendes & MKTO Rock Out Arthur Ashe Kids' Day 2014!

The Vamps, Shawn Mendes & MKTO Rock Out Arthur Ashe Kids' Day 2014!

The Vamps grab some pics on the step and repeat ahead of their performance at the 2014 Arthur Ashe Kids’ Day at USTA Billie Jean King National Tennis Center on Saturday afternoon (August 23) in New York City.

The guys — James McVey, Connor Ball, Brad Simpson, and Tristan Evans — joined Shawn Mendes and Just JaredMKTO at the annual event which kicks off the US Open Championship.

“Thanks for having us @AAKidsDay – such a fun day! Everyone can watch our performance, airing tomorrow at 12 noon est/ 9am pst on @CBS,” the guys reminded fans.

Check out 20+ pics inside of Shawn, The Vamps and MKTO inside…

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Credit: Ivan Nikolov, Robin Marchant; Photos: Getty, WENN
Posted to: Brad Simpson, Connor Ball, James McVey, MKTO, Shawn Mendes, The Vamps, Tristan Evans