Teen Mom Kids Celebrate Halloween 2012 in Costume! (PHOTOS)

Halloween was last night, which not only meant sugar highs for everyone, but adorable kids in costumes!

Many of the Teen Moms took their kids trick-or-treating throughout the week, and luckily, they snapped photos of their tiny tots in action. In this first photo, we see Kailyn Lowry's son, Issac, proudly being Woody from Toy Story with Kail's fiancé, Javi Marroquin. Aww!

To see more creative outfits, click through the gallery, and then tell us what you (and your kids) dressed up as!