Watch Ellen DeGeneres Surprise Jimmy Kimmel With A Special Tribute To His Son Billy!

You may want to grab a tissue for this one.
As you know, Jimmy Kimmel has been very open about his son Billy‘s struggle with genetic heart disease over the past year — and on Tuesday, Ellen DeGeneres surprised the comedian with a very special tribute for his little angel at Children’s Hospital Los Angeles.
Watch (above) to see what it is!!