Okay, here are the answers to the brainteasers:

1) you are out of control

2) endless love

3) out in left field

4) too bad

5) I'm bigger than you

6) excuse me

7) painless operation

8) mixed up child

9) a grave error

10) scrambled eggs

11) missing link

12) tripod

13) partridge in a pair (of) trees

14) a bird in the hand is worth 2 in the bush

15) short notice

16) 2 peas in a pod

17) ambiguous

18) equal rights

19) 49ers

20) full-time, part-time