The answers to the clues below will be familiar-sounding phrases, but each will contain two additional letters. The two letters are the same, and in the same order, for each answer.

1. Advice for a stressed Theban king
2. Symbolic American song bird
3. Common currency
4. Actor Kirk's knack
5. Where the mollusk king holds court
6. Container for lettuce, tomato, etc.

HINT:
The additional two letters are LA.

Answers:

1. Oedipus reLAx
2. balLAd eagle
3. pLAin money
4. Douglas fLAir
5. At a snail's paLAce
6. saLAd sack

Credit: LA Times Crossword
Sylvia Bursztyn and Barry Tunick
LA EXTRA  (#1-5)