Its relationships are obscure; its biogeography is not matched by any other redstart, while its colour pattern is most similar to the much larger Güldenstädt's Redstart, which shares the conspicuous white wing patch of the male.
In April 2009, Moussier became involved in a public and lengthy war of words with fellow actress Sherlyn, who brought a lawsuit against Moussier's former partner Peralta, accusing him of defrauding her of MXN$2 million while they were dating.