That looked like this:
which I discovered here (GM: Bikes will make you unattractive to ladies | Grist). Lucky I did, for the ad did not last long. According to the good people that respond on GM’s twitter feed, the ad was pulled. Alas, not before it got a response like this:
Found here (The Urban Country Bicycle Blog: Giant Responds to GM Ad).
That is all.
Smart People I Know 
Omg! Glad you represented BOTH sides! : )
The 1st one is almost as bad as those magazine ads from the 1940’s of doctors endorsing smoking to “aid in digestion”! lol!
Ha! That is a GREAT comparison! So true.