For the past four years, Emmet Cahill has toured and recorded with the Irish group Celtic Thunder, a group that’s had 8 No.1 albums on Billboard’s world music charts. Named “Most Promising Young Singer” at the Royal Irish Academy of music and winner of the John McCormack Society’s “The Most Promising Young Tenor Award,” he was named Irish music Association’s Tenor of the Year in 2013. Cahill will make his debut on Broadway this coming April in The Bloody Irish, a musical based on the 1916 Easter Rising in Dublin. For the past year, he’s toured as a solo act; he performs today at 5 p.m. at the Westside Irish American Club. Tickets are $30. (Niesel)