A confluence of quick crushing wins

Today I've won a bunch of games in hilariously short fashion in bullet and blitz (as well as a couple of longer time controls), so I thought I'd make a little collection of funny (but obviously terrible) miniatures. Some of these are just the worst blunders, which make me chuckle, but there are a couple of neat tactics in there too.

 I love this second one, because the tactic to win is so neat - white naturally retreats his rook from the knight, simultaneously appearing to threaten the queen, while things look OK at the back. But:

I think this is my favourite, because it's in 15|10 time control. No idea what my opponent was going for:

Another one in 15|10 time controls where people ought to be paying more attention:

And finally: