N-UNCOUNT （尤指令人觉得愚蠢的）喜出风头癖，表现癖Exhibitionism is behaviour that tries to get people's attention all the time, and especially behaviour that most people think is silly. （尤指令人觉得愚蠢的）喜出风头癖，表现癖 [disapproval]
There is an element of exhibitionism in the parents' performance too.