Top left: B G, Top Right: John Key
Bottom Left: M G, Bottom Right: Barack Obama!!!
Here is the new one: I thought it was all getting very hard so now I'm going to give you a break and let your brains rest for awhile. So, This will be easier!!!

Hints:
Top Right: B
Bottom Left: I
I hope this is easier!
And If you don;t think this is easier, then goodluck and Im sure you guys will guess the ones on the right easily and the left ones look easy right? No? Aggghhhhh Too bad! I'm not changing it.