### Clue: US male's crazy about tiny margin for 1 12 character (6,8)
### Answer: SAMUEL WHISKERS 
 ### Explanation: Definition: 1 12 character
 **Anagram of**(… crazy) US MALE'S **containing**(about) WHISKER(a tiny margin, as in "he won the race by a whisker").
Defn: … in "The Roly-Poly Pudding" or "The Tale of Samuel Whiskers".