When is the Rapture? Is it Pre, Mid or Post Tribulation?

When is the Rapture mentioned in the Bible? Is it Pre Tribulation, Mid Tribulation or Post Tribulation. This video even goes into whether it really matters when the Tribulation is?

Many Bible quotes point towards the Pre Trib Rapture and others point towards a Post Tribulation Rapture.  Some people believe in the Rapture, others do not. This video debates all these points and tries to arrive at an answer.

When is the Rapture Video