WASHINGTON (7News) — Back by popular demand, the Washington Nationals have revealed the lineup for their Postgame Summer Concert Series at Nationals Park.

On specified Fridays throughout the season, purchasing a game ticket will allow you to enjoy a free concert featuring one of the six notable artists.

Kickstarting the series is platinum-certified Rockville, Maryland band, O.A.R. on May 9.

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Also, Natasha Bedingfield will rock National Park on June 6, followed by Nelly on June 13, Sam Hun on Aug. 15, and Ja Rule and Ashanti with their dynamic chemistry on Aug. 29.

Closing out this year’s performances is multi-award-winning Country singer-songwriter, Riley Green on Sept. 26.

Concerts are set to begin approximately 30 minutes after the final out.

To enjoy a close-up experience of these performances, attendees can also purchase on-field passes. In addition this year, attendees can purchase the Summer Concerts 6-Game Packs, which provide discounted tickets to all six postgame summer concerts!

For tickets go here.