Cronin's London concert, an invitation-only event at Café Koha, will take place Aug. 5. Hair cast members Caissie Levy, Allison Case, Matt DeAngelis, Andrew Kober and Nicole Lewis, and Ceili O'Connor (The Fantasticks in London) and Brett Teresa (Bratt Camp) will join Cronin in "roasting and toasting" Stages St. Louis board member Judy Kent.

The Danbury event will take place at Connecticut's The Palace Theatre Sept. 13. Cronin will be joined by Gerard Canonico (American Idiot, Spring Awakening), Jenn Furman (Wicked), Brian Gallagher (Wonderland), Laquet Sharnall (Memphis, The Lion King), Brett Teresa and more.

Cronin's Chicago concert will take place Sept. 19 at Davenport's. Dee Roscioli (Wicked), Brad Simanski (Wicked), Emily Rogers (The Beaten Path), Teresa and other guests to be announced will join Cronin for the concert.

Café Koha is located at 11 St. Martins Court in London. For more information, visit cafekoha.com.

The Palace Theatre is located at 1265 Main Street in Danbury. For tickets and more information, visit thepalacedanbury.com.

Davenport's is located at 1383 North Milwaukee Avenue in Chicago. For tickets and more information, visit davenportspianobar.com.