Lol, if either of them got angry I imagine Madoka would never be able to see Sayaka again without asking for a head shot on Sayaka and a slash through herself, Haha!
Okay, now imagine Homura has frozen time at the last scene and had a breakout of anger, imaging she beats the living hell out of Sayaka with a chair, and before leaving kisses Madoka on the cheek,
The End.~