Allegra Miles & Michael Williams Take On Whitney Houston Classic For 'The Voice' Battle Rounds

Team Nick tackled a classic tune during The Voice battles!

Allegra Miles and Michael Williams were assigned to sing Whitney Houston‘s “How Will I Know”, but the Sam Smith version.

The two singers got to meet coach Nick Jonas‘ brothers Kevin and Joe, as they were their celebrity mentors.

After the performance, Nick made his decision to have Allegra stay on his team. But Nick also decided to SAVE Michael!!

“I know you’re going to bring it in the four-way knockout @michaeltcwill! Thank you @allegramiles for that incredible battle.. Wow! #TeamNick #VoiceBattles,” Nick tweeted after the decision aired.