Justin Timberlake Talks Excessive Drinking, Sexy Back on ‘Master Class’

Justin Timberlake is leaving no stone unturned on the upcoming season premiere of Oprah's Master Class.

In the first teaser to be released from the upcoming premiere, Timberlake admits to excessive drinking at one point in his career. He also said that many people felt that "SexyBack" was a joke.

"I had to convince people that SexyBack was my song. They thought it was a joke," he says in the clip below.

"Oprah's Master Class," featuring Justin Timberlake, premieres this Sunday, May 11 on OWN.