“If it’s not Valentine’s Day and you see a man in a flower shop, ask ‘What did you do?’”

A popular joke about Valentine’s Day is:
 
“If it is not Valentine’s day and you see a man in a flower shop, you can probably start up a conversation by asking, ‘What did you do?’”
 
The joke was posted to the newsgroup rec.humor on October 31, 1994.
 
   
Google Groups: rec.humor
50 Facts about women (almost there)
AJ Saqfalhait
10/31/94
(...)
41. If it is not Valentines day, and you see a man in a flower shop, you can probably start up a conversation by asking, “What did you do?”
 
Google Groups: rec.humor
Canonical List Of Men-vs-Women Humor 2/2
Too Live Krewe
2/15/95
(...)
39. If it is not Valentines day and you see a man in a flower shop, you can probably start up a conversation by asking, “What did you do?”
 
Google Groups: rec.humor
47 Facts about Women
Bob’s World
9/20/96
(...)
41. If it is not Valentines day, and you see a man in a flower shop, you can probably start up a conversation by asking, “What did you do?”
   
Google Groups: alt.tasteless.jokes
47 Facts About Women
Bob’s World
11/10/96
(...)
41. If it is not Valentines day, and you see a man in a flower shop, you can probably start up a conversation by asking, “What did you do?”
 
Google Groups: rec.humor
(:)Things we should know about women
SCATOLOGICAL LIAR
6/10/01
(...)
If it is not Valentine’s Day and you see a man in a flower shop, you can probably start up a conversation by asking, ‘What did you do?’
 
Twitter
Rudi
‏@herrschubert
“If it is not Valentines day and you see a man in a flower shop, you can probably start a conversation by asking “What did you do?” :-D
4:29 PM - 15 Jan 2009
 
Twitter
Helen
‏@eastermoon
how do u start a conversation with a man in a flower shop?? ’ so what did you do then’  tehehe
6:06 PM - 17 Mar 2009
 
Google Books
The Marriage License Study Manual
By Rev. L.E. Bailey Boydston
Xlibris Corporation (Xlibris.com)
2010
Pg. 107:
If it is not Valentine’s day and you see a man in a flower shop, you can probably start up a conversation by asking, “What did you do?”
 
Google Books
Secret (Wo)Men’s Business:
You’re Gonna Get Screwed
By Daniel Coleman, Patrick Reiner and Hugh Springfield
Monsson Books
2013
Pg. ?:
If it is not Valentines Day and you see a man in a flower shop you can probably start up a conversation by asking, ‘What did you do wrong?’