Diamond Brothers Series by Anthony Horowitz, Nickolas Grace

When the vertically-challenged Johnny Naples entrusts Tim Diamond with a package worth over three million pounds, he's making a big mistake. Tim Diamond is the worst detective in the world. Next day, Johnny's dead, Tim feels the heat, and his smart younger brother, Nick, gets the package and every crook in town on his back!When a dwarf comes into the office and leaves a package, Tim Diamond, the world's worst private-detective, is faced with his toughest case yet... moreWhen the vertically-challenged Johnny Naples entrusts Tim Diamond with a package worth over three million pounds, he's making a big mistake. Tim Diamond is the worst detective in the world. Next day, Johnny's dead, Tim feels the heat, and his smart younger brother, Nick, gets the package and every crook in town on his back!When a dwarf comes into the office and leaves a package, Tim Diamond, the world's worst private-detective, is faced with his toughest case yet. The office is ransacked and the package is found to contain simply a box of Maltesers. Who was the dwarf … and why was he murdered shortly after his visit? less

Framed for a jewel robbery, quick-thinking thirteen-year-old Nick Diamond finds himself sharing a prison cell with Johnny Powers, juvenile delinquent and Public Enemy Number One.  Suddenly, Nick is Public Enemy Number Two!  His only chance at breaking out of jail is his older—and much dimmer—brother Tim.  He's possibly the world's worst private detective, but Nick has no choice... moreFramed for a jewel robbery, quick-thinking thirteen-year-old Nick Diamond finds himself sharing a prison cell with Johnny Powers, juvenile delinquent and Public Enemy Number One.  Suddenly, Nick is Public Enemy Number Two!  His only chance at breaking out of jail is his older—and much dimmer—brother Tim.  He's possibly the world's worst private detective, but Nick has no choice. Can Nick break out of jail, defeat Ma Powers and her gang, recover a stolen vase from an underwater hideout, and defuse a ticking time-bomb all while keeping his older brother from wrecking everything?The heat is on in this explosive Diamond Brother mystery! less

It looks like Tim, the world’s worst private detective, and Nick, his brainy kid brother, are in trouble again. They’re dead broke. But money is the least of their worries when a mysterious man bursts into their office and offers Tim a wad of cash for his coat. Minutes later, the stranger is dead and Nick and Tim are left to puzzle over his final words... moreIt looks like Tim, the world’s worst private detective, and Nick, his brainy kid brother, are in trouble again. They’re dead broke. But money is the least of their worries when a mysterious man bursts into their office and offers Tim a wad of cash for his coat. Minutes later, the stranger is dead and Nick and Tim are left to puzzle over his final words. What could he have meant by "suff bee suff-iss"? Or was it "south by southeast"? Neither one seems to make much sense, but the Diamond brothers will have to figure it out, and fast! Whoever killed the stranger is now after Nick and Tim! less

The man in the photo is so blurry, it's impossible to make out what he really looks like. And that's before he was run over by a steamroller!

When the Diamond Brothers receive an invitation to a school reunion on a remote Scottish island, things seem to be looking up. But Nick’s got a bad feeling, and it’s not indigestion. And when he meets their fellow guests, the feeling only gets worse – especially when they start dying in ever more bizarre ways!

What would Tim Diamond, the world's worst private detective, dowithout his quick-thinking brother Nick? The bumbling detective and his kid brother are at it again in these three hilarious, fast-paced mysteries... moreWhat would Tim Diamond, the world's worst private detective, dowithout his quick-thinking brother Nick? The bumbling detective and his kid brother are at it again in these three hilarious, fast-paced mysteries. Whether it's finding out who flattened a philanthropist with a steamroller in The Blurred Man, outsmarting Parisian drug smugglers on a vacation gone miserably wrong in The French Confection, or catching the murderer behind a deadly class reunion in I Know What You Did Last Wednesday, there's never a dull moment with this crimesolving duo around. Find out if Nick can get to the bottom of these mysteries before Tim messes everything up, or worse, gets them both killed.This volume includes The Blurred Man, The French Confection and I Know What You Did Last Wednesday. less