what do PJ Harvey, the Incredible Hulk, and a French morning radio DJ have in common?

they're all subjects of jokes in this message! welcome!

dear friends who like silly things,

i’m grateful you’re here.
thank you for being you.
and now, some sillies.

A) a simple riddle:

what does PJ Harvey wear to sleep?

Harvey's PJs.

B) another one:

what do you call a french morning radio DJ?

Shock Jacques.

C) and finally, another one:

what does the hulk say when bragging about being a powerful bicyclist, OR joyfull…