Answer:
My second is performed by my first, and it is thought a thief by the marks of my whole might be caught.
Something you carry while singing.
What has two ends but no beginning?
If you can get this professional's attention you can get where you need to go for a price.
A beautiful succession of sounds.
What never gets any wetter no matter how hard it rains?
Easy
Animal
Difficult
Food
Funny
Kids
Logic
What am I?