I guess he couldn't handle the news that KG was probably gonna miss the playoffs lol. I'm joking of course, this is no laughing matter even though he is seemingly alright. I'm not a huge Ainge supporter, but I wouldn't wish a heart attack on anyone... even Tom Brady lol.
SOURCE
Related:
Rivers: KG Could Miss Entire Postseason
April 16, 2009
Danny Ainge Had A Heart Attack!
