Mackenzie's Identity Cryptic Crossword

1234567891011
Across
  1. 3. Sobriquet of Katherine inside of yodel, sliding (7)
  2. 4. Funny Superman (ex.), followed by unfinished every (7)
  3. 6. Opposite of right, sinistral (4)
  4. 8. Chum connected with craft, brotherhood (10)
  5. 11. Pair of stairs inside extract of fruit, integrity (7)
Down
  1. 1. Fugitive joined with brains, showtime
  2. 2. Intimate, delete O2 add the 25th, brood (6)
  3. 5. Hip confused loco (4)
  4. 7. Head of cloth and beheaded wrench, Francophone (6)
  5. 9. Circumference ratio followed by epsilon, tart (3)
  6. 10. Groovy good time joined with part of something crucial (5)