Follow-up heart surgery for
In a statement Monday, Kimmel's publicist said that Billy Kimmel's scheduled operation was delayed as a precaution.
His publicist said Kimmel had planned to take the week off from ABC’s “
Guest hosts filling in for Kimmel include Shaquille O'Neal, Dave Grohl, Channing Tatum and Jennifer Lawrence.
Billy was born last April with heart defects that required immediate surgery and another operation at about six months.