WEYMOUTH, MASS. (WHDH) - The Mighty Quinn received a musical surprise from Keolis and Amtrak conductors as he battles brain cancer.

Members of Dropkick Murphys put on a private concert for Quinn Waters, a 3-year-old battling cancer who has captured the hearts of the South Shore.

3-year-old known as 'Mighty Quinn' goes trick-or-treating after 100 days of isolation due to cancer treatment Quinn Waters was diagnosed with brain cancer the day after his third birthday.

Quinn became infamous for his “Sing Along with Colin” segments, where the comedian would rasp the lyrics to a song, and once he stopped singing, the contestant would finish the tune.

Quinn Waters, known locally as “The Mighty Quinn,” has been in the hearts and minds of people across the South Shore and beyond since his brain cancer diagnosis in 2019. As Quinn went through ...