Ingenious and scary...

[F-One]

... suicide bomber in Saudi Arabia tried to kill prince with bomb inside him to get through security. Meeting was set up with Saudi prince to surrender, then detonated by cell phone. Implication is how to stop someone getting on plane, etc. FYI, just out on BBC last night, but it happened a month ago.

BBC NEWS | Middle East | Fears over 'internal' terror bomb

 

[Walt34]

Y'think all the airline passengers would balk at having to lie down on the x-ray machine's conveyor belt?

 

[Ed_The_Gypsy]

Considering the lack of success (note the blast pattern), I doubt if it will be tried again.