Lionel Richie

Bryan says that binging Richie onstage with him was a "bucket list moment."

'American Idol' Season 21 is coming very soon.

Host Ryan Seacrest will also return for Season 21.

He paid musical tribute with one of his best-known songs.

The next search for America's next superstar is almost here. So, when does Season 20 of American Idol start?

It was an emotional tribute to an old friend.

Talk about a good friend!

The short performance also shares what the upcoming live shows may look like.

The show's producers sketched out how Season 18 will look and operate.

"I couldn't have asked for a better mentor."