See the Trivia pages:
Trivia that applies to the Walkyverse as a whole:
- Milestone Celebration: Willis loves him some anniversary.
- #3/2000 (It's Walky!): After being Out of Focus for ten months, we get another look at the remaining Indiana College characters.
- #5/2002 (It's Walky!): Joyce and Walky, who will become the Official Couple, spend their first night together.
- #6/2003 (limited print): A poster featuring every single character from the past six years.
- #7/2004 (It's Walky!): We get a brief cutaway to Danny and Joe that directly references their Roomies! days in the middle of a massive battle much more focused on SEMME.
- #8/2005 (Joyce and Walky!): Each paid month comes with a computer wallpaper; this month's recreates the first strip's last panel.
- #9/2006 (Joyce and Walky!): Danny and Billie move into a house together, Danny mentions the events of the first strip.
- #10/2007
- Joyce and Walky!: The birth of Billie and Danny's daughter DJ results in a warped, stress-enduced flashback to the first strip.
- Limited print: A poster featuring most of the major characters.
- #11/2008 (Shortpacked!): The comic homages via dialogue the first strip, the death of two major characters, a memorable speech Walky made once, and it all ends with a Roomies! Title Drop. There's also the signifigant event of the main SP! characters all moving in together.
- #12/2009 (Shortpacked!): Joyce and Walky guest appearance as they decide to have Robin authenticate their wedding.
- #13/2010 (Dumbing of Age): Dumbing of Age's first comic occurs, in order to conserve the anniversary cross-universe.
- #14/2011
- Shortpacked!: Amber accepts Mike's wedding proposal.
- Dumbing of Age: We get a comic on a Saturday.
- #15/2012
- Roomies!: BringBackRoomies.com is launched, rerunning Roomies!, It's Walky!, Joyce and Walky! one comic a day in "best reading order" rather than publication date, adorned with new commentary from Willis.
- Shortpacked!: Amber and Mike get married, the vast majority of Willis's characters are in attendance.
- Dumbing of Age: A direct homage to the first "Roomies!" comic, complete with subversion of its original punchline.
- Limited print: Another every-character-ever poster, which simultaneously homages the massive Crisis on Infinite Earths poster and many events throughout the history of the 'verse.