MIS Guys to Change Lightbulb

Q: How many MIS guys does it take to change a light bulb?
A: MIS has received your request concerning your hardware problem, and has assigned your request Service Number 39712. Please use this number for any future reference to this light bulb issue. As soon as a technician becomes available, you will be contacted.

Light Bulb - Lutheran Theologians

Q: How many liberal Lutheran theologians does it take to change a light bulb?
A: At least 10, because they need to debate whether the light bulb exists. If they agree upon the bulb's existence, they might refrain from changing it to avoid alienating those who use other forms of light.

Flies In A Lightbulb

Q: How many flies does it take to screw in a light bulb?

A: Two, but I don't know how they got in there.