The Winter Soldier. Natasha grabs Steve and pulls him away from one stream of bullets and then proceeds to shove Sam out of the way of more bullets with her foot. Yeah, so this just made me love the Black Widow even more!>>I wondered why she kicked Sam!
They are definitely besties, and i also thought of the fact that dumbledore is gay so he's like her "gay best friend". And i have this crazy picture in my head when Dumbledore is going shopping with her like the clichee gay guy.