What is "explode a bombshell"

v. utter or do something surprising; "Father exploded a bombshell when he forbade us to go to the prom"

Explode a Bombshell is the first mini-album CD release by punk rock band Bomb Factory. The album was an independent release and is extremely rare. It is unknown how many pressings were produced. References to the album on the band's official website are also obscure and often omitted.