'Big Brother' crowns winner. Here's who won the $750K, America's Favorite Houseguest

One houseguest won the $750,000 grand prize on "Big Brother 25" Thursday.

We went into the night with only Matt Klotz, Jag Bains and Bowie Jane remaining, as the three were set to compete in the final Head of Household competition.

Here's who won the 25th season of the long-running CBS show, plus the winner of America's Favorite Houseguest.

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Who won season 25 of 'Big Brother' on Thursday?

Jag Bains won the grand prize for "Big Brother 25."

Matt Klotz won the first part of the final Head of Household competition, clinching a spot in round three. Bains then won the second part, earning his place in the third round against Klotz.

Bains and Klotz both scored five points in the final part of the HOH competition, but Bains won the tie-breaker and a spot in the final two. He voted to evict Bowie Jane, and took Klotz to the final two with him.

Bains ultimately won with a 5-2 overall vote.

Who won AFP on 'Big Brother'?

Cameron Hardin won America's Favorite Houseguest.