Katy Perry Dishes on Elaborate 'Little Mermaid' Costume She Wore for 'American Idol' Disney Night (Exclusive)

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, and Katy Perry once again pulled out all the stops. The pop star and judge kept up her tradition of rocking an elaborate costume for the occasion — and this year's might be the most cumbersome of them all.Perry decided to go as Ariel, from, but took it a step father than one usually would with an Ariel costume.

She donned a full mermaid tale, a purple shell bra and rigid, red plastic wig — meant to imitate Ariel's cartoonish crimson locks — for a final ensemble that truly made her look like a living cartoon character.The outfit stole the spotlight at the top of Sunday's big show — if only for the fact that it's such an difficult costume that Perry needed to be wheeled out on a hand cart dolly because walking was totally impossible.Then, once fellow judges Luke Bryan and Lionel Richie finally successfully got her to her seat at the judges' table, Perry still took a bit of a tumble.ET's Matt Cohen spoke with Perry on the red carpet after the show, where she was again brought out on a dolly and admitted that the costume is also restrictive in more ways that just walking.«This tail is a little bit heavy, and I have had to use the restroom for a while,» Perry admitted, jokingly adding, «But I might opt for the wetsuit approach.»The songstress also said that her 1-year-old daughter, Daisy — whom she shares with fiancé Orlando Bloom — would love the outfit.«She has no idea I'm in this, and she just started watching ,» Perry shared. «I have started her on the Disney classics, like even the old, old stuff, like, and then, and she really likes them.

We've watched all of those.»This isn't the first time Perry has donned an elaborate Little Mermaid ensemble. In April 2019, she went full Ursula — including purple body paint,.