Shortest Games

What is the shortest game ending in

1) perpetual check?

2) discovered mate?

If both sides make the same moves how quickly can White

3) mate?

4) selfmate?

2) Not sure, but is this it?

1.f3 e5 2.Kf2 h5 3.Kg3 h4+ 4.Kg4 d5 (or d6)#

Originally posted by Bowmann
2) Not sure, but is this it?

1.f3 e5 2.Kf2 h5 3.Kg3 h4+ 4.Kg4 d5 (or d6)#

Originally posted by THUDandBLUNDER
Yep.

Originally posted by Jusuh
3) d4 d5 Qd3 Qd6 Qh3 Qh6 Qxc8#