It was the worst mass shooting in U.S. history, and now we know exactly how it happened.
[Image via AP Images.]
The Glee star and reigning champ from last season's competition absolutely nailed her performance, which featured the Charleston dance, beads, and a gorgeous gold feather atop Amber to match her gorgeous gold dress.
SRSLY! After watching this you'll remember why she won DWTS. Just flawless!
Ch-ch-check out her soulful rendition (above)!!!