This article has some examples:
http://www.moneyville.ca/blog/post/1120745--oddest-expense-claim-toll-booth-crash-fine

• Cosmetic surgery
• Lottery tickets
• $12,000 family trip
• A speeding ticket
• Replacement for a cell phone lost in the office
• Naughty movies in the hotel room
• A day at the spa
• Expensive meals without clients
• Flowers for an employee’s wife
• A wedding anniversary dinner
• A fine for crashing into a toll booth