“It was an emotional wedding. Even the cake was in tiers”

“It was an emotional wedding. Even the cake was in tiers,” goes an old joke. “Angie (Dickinson—ed.) said even the wedding cake was in tiers” was cited in a 1973 newspaper. “It was an emotional wedding. Even the cake was in tiers” was a “pun of the day” in 2001.
 
 
18 July 1973, State-Times (Baton Rouge, LA), “Hollywood Hotline” by James Bacon (North America Newspaper Alliance), pg. 9-C, col. 7:
Angie Dickinson went to a very sentimental wedding where everyone was crying their eyes out. Angie said even the wedding cake was in tiers.
 
Angie gets her jokes from reading Punch.
 
Google Groups: alt.callahans
Puns of the Weak 10/26/01
Stan Kegel
10/27/01
(...)
It was an emotional wedding. Even the cake was in tiers.  (Pun of the Day)
 
Google Books
The Linguistic Analysis of Jokes
By Graeme Ritchie
New York, NY: Routledge
2004
Pg. 128:
It was a lovely wedding. The cake was in tiers…so was the bride.
(Chic Murray)
 
Google Books
June 2006, Boys’ Life, “Think & Grin,” pg. 58, col. 1:
It was a very emotional wedding. Even the cake was in tiers!
Kevin Munro, Grand Rapids, Mich.
 
Twitter
Mari
‏@itsonlymari
It was an emotional wedding. Even the cake was in tiers.
12:17 PM - 5 Mar 2008
 
Google Books
The Mammoth Book of One-Liners
By Geoff Tibballs
London: Constable & Robinson Ltd.
2012
Pg. ?:
It was an emotional wedding. Even the cake was in tiers.
 
Google Books
The Everything Big Book of Jokes:
Hundreds of the Shortest, Longest, Silliest, Smartest, Most Hilarious Jokes You’ve Never Heard!

By Evan C. Thomas
Avon, MA: Adams Media
2014
Pg. 90:
LAST WEEK, I WENT TO an incredibly emotional wedding. The bride was crying. The groom was broken up. Even the wedding cake was in tiers.