1: Oxygen is pretty amusing. (3)

3: Certain plants contributing to hectic activity (5)

5: Vicar regularly outdated technology (1.1.1.)

6: Pitchers were transported south (5)

8: Bilbo got misled about a necessary part (9)

10: Rule for finding direction between-times? (5)

12: Standard style of music rejected (3)

13: A friend comes round to appease (5)

14: Number One in facetiousness (3)

1: Publish and be exhausted (4,3)

2: Get rid of Bush (5)

3: Shortened lingerie test sexual attraction (9)

4: A hint for the snooker champ? (3)

7: Whip in swell company (7)

9: First and most powerful male (5)

11: Neil lost a letter and ended up with nothing (3)