Q: How many Enterprise crew members does it take to screw in a light bulb?
A: Six - Scotty to get on the intercom when the light goes out and say "I canna do it, Cap'n! These bulbs are stoon dead", Spock to tell Kirk he is proceeding illogically, McCoy to say "They're BURNED-OUT, Jim!" and "Dammit, Jim - I'm a doctor not an electrician!!", Kirk to screw it in, and two red-shirt security men to die in the process.

Q: How many new Enterprise crew members does it take to screw in a light bulb?
A: Six - Picard to say, "Make it so", Riker to actually give the order to change the bulb, Troi to say "I feel darkness", Worf to assert that enemy aliens were responsible for the problem, Geordi to explain that the antimatter generators overcompensated and burned out the light bulb, and Data to actually do it, using a component from his arm to make the lightbulb last 72.458% longer.

Q: How many Borgs does it take to change a lightbulb?
A: All of them!
A: Lightbulbs are irrelevant. You will be assimilated.

Q: How many Klingons does it take to change a lightbulb?
A: Two - one to do it and the other to shoot him and claim the credit.
A: None - Klingons aren't afraid of the dark!

Q: How many Romulans does it take to change a lightbulb?
A: Two - one to do it and the other to blow the ship up out of shame.


Found these and couldnt resist