Orson climbed to the number one slot this weekend after three weeks in the singles chart.
â€˜No Tomorrowâ€™ knocked Chico off the top spot, while Black Eyed Peasâ€™ â€˜Pump Itâ€™ also slipped a place.
Elsewhere, Massive Attackâ€™s â€˜Live With Meâ€™ entered at 17 and Be Your Own Petâ€™s â€˜Adventureâ€™ debuted at 36.
In the album chart, Corinne Bailey Rae claimed the number one and Placebo entered at seven.
Fightstarâ€™s â€˜Grand Unificationâ€™ and Graham Coxonâ€™s â€˜Love Travels At Illegal Speedsâ€™ made disappointing entries at number 28 and 24 respectively.
Knocking off Chico...