I guess he has a tire pressure test fetish...
Queen "we are not amused"
Queen “we are not amused”
The Scots would be quite insulted to hear you call a ceremonial dirk a “tyre gauge” --
http://www.thescotlandkiltcompany.co.uk/officers-18th-century-dirk-brown-p-895.html
...in Tucson, but with a proud family heritage from Ayrshire...:^)