The San Diego Comic-Con (which, believe it or not, used to actually feature comic books) is an annual celebrity fest these days. One such notable, Liev Schreiber, was in attendance this year, partly to promote, but also to parent. Schreiber took his young sons to the entertainment spectacle this year, both in costume. His oldest son, 9-year-old Sasha, went dressed as a Jedi, and his youngest, 8-year-old Kai, decided to channel the unfettered persona of Harley Quinn. As one would quickly assume, the child’s costume choice and the parent’s willingness to let him go as he pleased, inspired a fair...