SHE wanted whiter teeth, so started using a product to brighten them up.
But as she only had trays for her top teeth, Madeline decided she'd initially try with those.
However, just one week into the whitening treatment, the difference between her top and bottom teeth was so noticeable that she had to rely on a filter to disguise it.
"This is so embarrassing," Madeline began her TikTok video, with her hand over her mouth.
"I’ve been whitening my teeth but I’ve only been whitening the top ones because I don’t have the trays for the bottom ones yet.
"I’ve been using the teeth whitening filter on this app so that you can’t see this because it evens it out, but look…"
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She then removed her hand to show the white top teeth and the noticeably yellow bottom teeth.
People were quick to comment on the video, with one writing: "At least you know it works!"
"Didn't think it would be that noticeable," another added.
"okay but what have you been using because i NEED it," someone else asked.
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With Madeline replying: "it’s called lumi white, be aware i think u need retainers of some kind to use it!!
"It slays tho this is like one week in!"
"Haha they should pay you to use this as an ad. Love your transparency," another wrote.
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As someone else admitted: "MY JAW DROPPED."
"this is HILARIOUS!" another comment read.
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