Niall Horan Cardiac Arrest Scared Ellen Show View Gallery

What Caused Niall Horan To Almost Go Into Cardiac Arrest?

You MUST see these hilarious pics of the singer being scared on 'The Ellen Show.'

Niall Horan recently appeared on The Ellen DeGeneres Show, and the singer was in for a nice surprise. Ellen played a hilarious prank on the former One Direction member, where a Harry Styles lookalike jumped out of a table and scared him. He was so terrified he almost went into cardiac arrest! Click through our gallery to see the hilarious photos!

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