Monday was a busy night for "The Voice," which wrapped its Season 28 Battles and kicked off the Knockouts round all in the span of a two-hour broadcast. And yes, the coaches even got costume changes.

The Top 4 Finalists of The Voice: Battle of Champions delivered dynamite performances all night long.

The Voice' reveals its Final 4 as a surprise schedule change and new voting format shake up the 'Battle of Champions' finale.

Add Yahoo as a preferred source to see more of our stories on Google. The Voice Results Season 28 Battles Knockouts - NBC Monday was a busy night for "The Voice," which wrapped its Season 28 Battles ...