welcome back to "cnn heroes." we are very grateful for everyone who donated their time to be here and help us on our heroes. once again, we tried to get my friend, wolf blitzer, to come, but of course he's preparing for an upcoming debate. he's very busy down in washington, d.c. take a look at what he's doing right now. ♪ >> he loves drake's "hot line bling." i don't know what it is about wolf. tonight there are a lot of different ways for you to interact. i want to show you right now, my background is a sloth. don't judge me, kathy griffin. you can go to our facebook page over here. just want to show you. go to our facebook page right now, talk about what's going on. you can also go to our twitter page, join the conversation, and you can even join us on instagram and see behind the scenes pictures.