Dead Simple by Peter James
A murder, mystery set around the Brighton area of England.
The groom goes missing on his stag night and his four friends, get killed in a drunken road traffic accident.
The distrought bride and bestman, try to help the police as much as they can, but why would the groom disappear days before he was due to marry the love of his life?
There are so many twists and turns in this book, you won't be able to put it down until you've discovered the truth behind the mystery.