Alright, I found some more stuff! I hope nothing was posted before but here's what I've found so far:
1)
https://keikolynn.com/2018/10/disney...rland-costume/
A blog of her making an Alice in Wonderland costume with some photoshopped scenes of her large and small.
2)
https://twitter.com/newphotouk/statu...175873/photo/1
Twitter post of a girl in an alice costume in a small room
3)
https://kaitwinston.wordpress.com/20...in-wonderland/
Another girl dressed similarly to Alice in another small room
4)
http://www.kirstinmills.com/blog/ali...ary-cambridge/
Same ordeal: girl in small room-like rabbit house for the cambridge event
I wonder if there's more out there. I have some Tiktok related Wonderland stuff that I should definitely upload but for another time