Following is a summary of current entertainment news briefs. Box Office: ‘Sonic 2’ Booms to $71 Million, Michael Bay’s ‘Ambulance’ Stalls “Sonic the Hedgehog 2” powered to $71 million in its domestic box office debut, a hopeful indication that family audiences are feeling better about returning to theater. In taking the No. 1 spot, Paramount’s kid-friendly film towered over Sony’s Marvel adaptation “Morbius” and Universal’s Michael Bay action-adventure “Ambulance,” which debuted to a disappointing $8 million. Nicolas Cage plays Nick Cage in tailor-made ‘Massive Talent’ Hollywood star Nicolas Cage says his immediate reaction to being asked to play a version of himself in the new comedy-action…