Not as huge as:
images.heaven666.org/p/2/longest-nipples-recorded.jpg nsfw, maybe.
( TonyUNDERSCORE from the Internet, Sat 6 Jun 2009, 19:23, archived)

*vomits*

( BraynDedd Natasha Kaplinsky's labia majora, Sat 6 Jun 2009, 19:23, archived)

a pair of pears!

( spacefish bong!, Sat 6 Jun 2009, 19:24, archived)

D:
Those aren't nipples. They're burnt worms.
( Rev. Cleo still alive, Sat 6 Jun 2009, 19:26, archived)

No, they have some length on them

( magnum, Sat 6 Jun 2009, 19:27, archived)

that'd be handy on the beach
keep the sand off your towel
(rigby happened on (and with added toothache), Sat 6 Jun 2009, 19:41, archived)