Here is a simple combination that I overlooked in one of my blitz games, but a computer was quick to point out when I ran the game through lichess blundercheck:
DDT-Michael-player, ICC 2015
White to move (Black just weakened f7 square, so there should be a way to take advantage of that!)
Solution is here: http://en.lichess.org/CgQFr5pf#24
An unexamined life is not worth living.