6d Boring guy you and I introduced to the girl coming out (5) D????
10a Old car's a breeze (6) ???H?R
13a Absorbed nuts while eating a new vegetable (5,5) ?R?A?,??A?S
21d Top of elm tree has broken? Nonsense (7) E?E?A?H - I can only see 'eyelash' going in here, assuming the letters are right, but doesn't make any sense please.