In 1991, the New Kids on the Block (from left: Danny Wood, Donnie Wahlberg, Jordan Knight, Joe McIntyre, and Jon Knight) performed at the Super Bowl.

The decade before, they were playing small venues in Boston.

Hanging with pop star Tiffany.

Before NKOTB, Donnie Wahlberg and Danny Wood used to do hip-hop at Catholic school dances.

In an early photo, fans swarm to meet Donnie Wahlberg backstage.

In an early photo, Jordan Knight in limelight in Foxborough.

In an early photo, Donnie Wahlberg waves to fans during a break in filming a new video.

In an early photo, Donnie Wahlberg at the Seashore Perfoming Arts Center in Old Orchard Beach, Maine.

New Kids on the Block starred in a live-action/animated series.

An early image of the band.

Donnie Wahlberg in an early image.

In an early photo, New Kids on the Block in concert.

The New Kids meet the press at a party for their album "Face the Music,” which was released in 1994.

New Kids on the Block performing on "The Arsenio Hall Show" in Los Angeles.

In an early photo, New Kids on the Block at the Boston Music Awards at the Wang Center.

Performing at the Wang Center that evening.

An early photo of Joey McIntyre.

Marky Mark, pop singer from Dorchester (right), and his brother Donnie Wahlberg performing at Great Woods.