YOU Decide!

{image via Jet}

Is that thing over the model's bust area...

a) a censor bar

b) a bikini top

c) a repurposed thong

If you guessed "b," congratulations! Your 1970s fashion IQ is more impressive than Barry Gibb's vocal range.

Swimsuit Contests Then And Now

Then:

Now:

Then:

Now:

Then:

Now:

(And here we thought Ludacris preferred 'a lady in the streets...')