Tall Ships Chicago
10 a.m.-9 p.m. at Navy Pier; $9-$20
A boarding ticket gets you on the pirate-like ships, with programs and activities for the kids. Or just hang out on the pier and watch the big ships come in all weekend (show runs until Sunday).

Pizza and Beer Pairing
7 p.m. at Sheffield’s, $30
Pair your favorite Sheffield’s brews with the unique pie selections from Ian’s Pizza just down the street.

Rihanna
7:30 p.m. at United Center; $20-$500
Look for the R&B sensation to perform a bunch from her upcoming, yet-untitled dance album, including the first single “Only Girl.” Don’t have tickets to the show? You can catch her after party at Vision Nightclub, starting at 10 p.m. ($20).