No, not a curse on the cartoon family dog — that would have taken a capital letter. Just an expression of upset over laundry problems.
At any rate, that seems to be the thematic connection for this synchronicity from Todd Tyler.
Todd also provides this paper scan and says “This synchronicity is made much worse by the location of Doonesbury and FBOFW as they were printed in the Delaware News Journal today.”
(Notice the layout differs between GoComics as above and this paper edition. Must play havoc for those comics that try to use fourth-wall tricks, like people climbing down from one panel to another!)