This comic marks the first appearance of Paul Obtús.
"Règle l'Addition" translates to "Pay the Bill".
In the 1990s, there was a series of The Disney Afternoon comics called Disney Club in France. Issues contain one large comic story each. Issue #7, which is simply called "Mystermask" ("Darkwing Duck" in French), contains a translation of "Brawl in the Family". Issue #8, which is titled "Mystermask Règle l'Addition", is the only other Darkwing Duck issue of the series.