New Season 4 Character Promotional picha

I present wewe the ultimate proof that Jack actually caused the incident.

First thing's first:Let's Review The grandfather Paradox for those who don't know it.

"Say wewe invent a time muchine wewe go back in time and accidently kill your grandfather before he meets your grandmother then wewe would have not been conceived therefore wewe don't invent the time muchine and wewe don't kill your grandpa so wewe are conceived which Allows wewe to invent a time muchine and kill your grandfather again so wewe will be stuck in an endless time loop"

This is the same deal"The incident happens in 1977 which leads to...