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Back in the mix

"Oprah Winfrey: Where Are They Now?" kicks off a new season by finding out whether Sir Mix-A-Lot still thinks "baby got back." The show also checks in with "I Dream of Jeannie" star Barbara Eden, who at 84 still looks fine enough to star in a rap video.

9 p.m. Saturday, OWN

Beam me up

Can't get in to see William Shatner during the 50 Year Mission Tour this weekend at the Minneapolis Hyatt? Set your phasers to "50 Years of Star Trek," a two-hour documentary that includes one of the last full-length interviews with the late Leonard Nimoy. Non-Enterprise members checking in include Michael Mc­Kean and Olivia Munn.

7 p.m. Sunday, History Channel

I'm with her

Most talk shows are taking a break this week to avoid competing with the Olympics, which gives viewers an excuse to check out "Chelsea," the low-rent but high-octane Netflix talk show that has given Chelsea Handler a chance to grow up. Her downbeat approach has been refreshing and revealing, a significant upgrade over her previous stint on E!. Her latest guest: Maria Sharapova, who has been suspended from tennis due to drug use. Don't expect Handler to toss her any lobs.

Now streaming on Netflix

Neal Justin