Paris Hilton shares sweet moment her dad saw her in her dress at 'fairytale wedding'

Nicky Hilton and mom Kathy arrived to Paris Hilton and Carter Reum's wedding carnival

Demi Lovato is a sight to see in neon green while mingling at Paris Hilton's wedding carnival

Paris Hilton welcomes Kathy and Nicky among fleet of celebs including Demi Lovato to her carnival