### Clue: Little-known degree held by Guardian's head of entertainment (7)
### Answer: OBSCURE 
 ### Explanation: Definition: Little-known
 BSC(abbrev. for the degree of "Bachelor of Science") **contained in**(held by) [ OUR(the self-referential possessive pronoun of the newspaper in which this puzzle appears/Guardian's) + **1st letter of**(head of) "entertainment" ].