Joey McIntyre performed with Keith Lockhart and members of the Boston Pops at Childrens Hospital Boston (Dec. 20, 2011)

Holiday music will filled the halls at Children’s Hospital Boston as Keith Lockhart and members of the Boston Pops performed at an exclusive holiday concert for Children’s Hospital patients today Tuesday, December 20, at 10:30 a.m. Joey McIntyre, the youngest member of the New Kids on the Block, joined Keith and members of the Pops to spread holiday cheer among patients and their families with Yuletide tunes such as Santa Claus is Comin’ to Town, The Twelve Days of Christmas, and Sleigh Ride, as well as a seasonal sing-along.
Mr. McIntyre also followed the Pops back to Symphony Hall this afternoon to appear as a guest narrator on A Visit from St. Nicholas (“’Twas the Night Before Christmas”), and a vocalist on Winter Wonderland and O Holy Night during the 4 p.m. matinee Boston Pops performance.
The concert will be aired throughout the hospital on closed-circuit television. Following the performance, several Boston Pops musicians will make individual in-room patient visits.

Source: http://j-entonline.com/american-entertainment/joey-mcintyre-performed-with-keith-lockhart-and-members-of-the-boston-pops-at-childrens-hospital-boston-dec-20-2011/