Mars' latest addition to the Starburst brand is Starburst Sourburst. Containing real fruit juices, the sour fruit flavours include cherry, lemon, apple, lime, strawberry, peach, blackcurrant and grapefruit. Starburst Sourburst is available in wholesalers now (rsp 27p for a 50g pack) and with the first 130,000 sold, Mars is giving away free "shelf wobblers". Mars is putting £6m behind the Starburst brand this year. {{P&P }}