River decision after strange play by opponent

[Daniel Magix]

[ QUOTE ]
part of me says he has 77 and rivered a boat and can't keep himself from being fancy.

[/ QUOTE ]

This was the first thought I had when I read the OP.

[ QUOTE ]
I check because I am confused.

[/ QUOTE ]

My thoughts exactly. If I am ahead, then props to him for confusing me enough to save himself from being value-bet on the river.