felt a disturbance in the Force
A variation of a famous quote fron Star Wars. It's used to justify a great coincidence or amoment of luck, eg. when you arrive to a place at the exact moment something interesting happens.
X: Dude, you came from the kitchen just in time to watch the touchdown!
Y: Yeah, I felt a disturbance in the Force.
Y: Yeah, I felt a disturbance in the Force.