Panicing, Jon ducked behind a stove, unfortunately right into the path of the busboy who had followed Jon's mum into the kitchen with an even bigger pile of crockery.
Needless to say the ensuing chaos wasn't pretty but it gave Jon some breathing space in order to collect his thoughts.
Which were racing.
'What the hell am I going to do now?' he thought desperately, 'I can't explain this to mum, let alone the entire diner!'
Gripping the rock tightly in his dress pocket he said "I wish I wasn't wearing Karens waitress outfit!" quickly followed by; "and I wish no-one in the diner had seen me in it."