Louis Jordan is a decent starting point.
I don't quite understand the question regarding underwear.
Obviously it's either darkish grey (formerly black) or lightish grey (formerly white) those being the only colours that underwear can be.
(Cave Duck, Thu 15 Apr 2010, 9:36, 2 replies, latest was 16 years ago)

It can be other colours
Usually yellow at the front and brown at the back.
( K2k6 has a proper job these days, Thu 15 Apr 2010, 9:54, Reply)

Helps get them on the right way.

(porkylips looks better as the sun goes down., Thu 15 Apr 2010, 10:02, Reply)

Just a normal pervy query.
Imagine it growled in a husky voice, over the phone, by someone you don't know who is obviously having a wank.
(porkylips looks better as the sun goes down., Thu 15 Apr 2010, 10:04, Reply)

Whilst crying and screaming the Lord's Prayer?

(LongJohnBaldry, Thu 15 Apr 2010, 10:05, Reply)

Lord no.
That would be bad form. You need a table not a phone for that.
(porkylips looks better as the sun goes down., Thu 15 Apr 2010, 10:23, Reply)