When the headmaster gives graffiti taggers a wall to paint on, it is covered overnight in bad graffiti. Sam, who organised the official wall, believes it was vandalised by a rival tagger, and asks the SBI to investigate.
Season 1
Season 2
Cockroach Capers Talent Will Out Don't Touch My Lucky Charm The White Bear Cousin Bouleh Trouble at the Museum Trapped by the Internet SOS Saris! Window Pains Chemical Reaction Double Trouble George's Forced Labour From Bombay with Love The Case of the Missing Cat Bus Stop Go Kart Wars Room With A Curse The Guardians Mr. Big Operation Nerd Liz's Secret Diary The Killer Curry Serial Thief Cold Case That's Rock 'N' Roll The Walls Of Cosmopolis Delayed Action Chilli Pepper The Attack Of The Giant Chicken Art For Art's Shake The Dating Agency The SBI Sees Double Bling Bling Close Protection Mrs. Apu's Old Friend High School Musical Mystery The Formidable Miss Chicago The Midnight Stitch-Up The Shy Mystery Halloween Heist Mr. Big Returns The Party The Client in the Clouds Call My Lawyer The Stink Bomb The Egg War The Fortune Teller Two Heads Are Better Than One Caught Red Handed The Missing Stamp Stranger Than Fiction International Day Doowee's Luck Runs Out
Cockroach Capers Talent Will Out Don't Touch My Lucky Charm The White Bear Cousin Bouleh Trouble at the Museum Trapped by the Internet SOS Saris! Window Pains Chemical Reaction Double Trouble George's Forced Labour From Bombay with Love The Case of the Missing Cat Bus Stop Go Kart Wars Room With A Curse The Guardians Mr. Big Operation Nerd Liz's Secret Diary The Killer Curry Serial Thief Cold Case That's Rock 'N' Roll The Walls Of Cosmopolis Delayed Action Chilli Pepper The Attack Of The Giant Chicken Art For Art's Shake The Dating Agency The SBI Sees Double Bling Bling Close Protection Mrs. Apu's Old Friend High School Musical Mystery The Formidable Miss Chicago The Midnight Stitch-Up The Shy Mystery Halloween Heist Mr. Big Returns The Party The Client in the Clouds Call My Lawyer The Stink Bomb The Egg War The Fortune Teller Two Heads Are Better Than One Caught Red Handed The Missing Stamp Stranger Than Fiction International Day Doowee's Luck Runs Out
