Why does saying 'pineapple' stop hiccups?

[Mr Sunshine]

Yeah, it only works if you enjoy Lady Gaga's music.

 

[La Femme Fatale]

Genie and I can't help that we're FAB-U-LOUS.

 

[AgentZero]

WTF?!?! Really? I'll definitly try this... But I'll just forget anyway 8P

 

[Meg]

I tried a few days ago when I had the hiccups. It did not work.