The series finale of “The Late Show” aired on Thursday, in a love fest largely devoid of swipes at CBS, which had announced the cancellation last year, citing financial reasons.

Donald Trump isn’t letting Stephen Colbert fade into the sunset without having the last word.

When the host noted that Thursday night was the final broadcast and his fans booed, he put up his finger and said, “No, no, we were lucky enough to be here for the last 11 years. You can’t take this f...