It's the next strip in sequence after the pumpkin-goo fiasco.
Panel 1: We start off with Mike, who's wearing a bath-towel cape and paper bag space helmet, pointing a Whammo Air-Blaster at Lawrence who, with his similar accesories, playing the bad guy in this round of pretending to be Space Guy; Mike tells
Panel 2: Elly, who's watching all this from the back window, tells John that she sometimes thinks that
Panel 3: She asks again because he was too busy flipping through Macho magazine (think a late seventies version of Maxim) to listen to the little woman with the country-wide ass.
Summary: We are meant to believe that Rod spend his free time reading soft-core porn and fantasizing about a life without Lynn's groovy self; determining what actually went on in their marriage is a mystery we can't solve but it doesn't help matters to see him depicted in a consistently negative light.