How did you do that?

[LewsTherin]

A wizard did it.

Where did I hide the plans for the Death Star?

 

[CounterAttack]

In my pants.

How did your song get to #1 on the international charts?

 

[Troublesome Lagomorph]

The song was too cool to be ignored.

How did you say that you detest the sound of metal music?

 

[Neonbob]

I was lying through my teeth to make you mad.

How did you poke the buttons in the correct order?

 

[BENZOOKA]

I didn't do it myself. It was my guidance dog. I'm blind, see.

How did you manage to escape from Guantanamo?

 

[Troublesome Lagomorph]

Mars helped me out.

How did you make your Horuscopes so accurate?

 

[Neonbob]

I'm a time traveler.

How did you put your thoughts in my foot?

 

[Last of the Chinchillas]

I had a brain surgeon switch the two while you were distracted.

How did you memorize the entire dictionary in twelve minutes?

 

[Troublesome Lagomorph]

Photographic memory.

How did you become a ninja so fast?

 

[Guitar Gamer]

trainng with pirates

how did you get a Avatar of a faster guitar player than mine

 

[Last of the Chinchillas]

I looked for one of Joe Satriani. 'Nough said.

How did you escape from the town of Innsmouth?

 

[Guitar Gamer]

I was from outsmouth

how did you not be a astronaught yet?

 

[A random person]

Laziness!

How did you defeat mecha-Stalin?

 

[Last of the Chinchillas]

Well, there was the noodle incident...
By using the power of Mech-Trout!

How did you uncover the horrible truth about me?

 

[Last of the Chinchillas]

You posted your picture and your address on every street corner in my town. Weirdo.

How did you survive that car crash?

 

[Last of the Chinchillas]

Mostly bribes. Bribes and...favors...

How did you find out that prawns are addicted to cat food?

 

[therealsomeguy]

Wikipedia

How did you take my santa hat?