episode number       air date                                             guests three darts challenge                  musical performance
0               2   5 april 2010    aaron johnson , patsy palmer , sharleen spiteri         joanna lumley             sharleen spiteri - xandu
1               3  12 april 2010           katy brand , james corden , paloma faith         ewan mcgregor           paloma faith - upside down
2               7    10 may 2010              gok wan , yvette fielding , alphabeat       sharon osbourne  alphabeat - dj (i could be dancing)
3               8    17 may 2010  matthew horne , rihanna , the cast of jersey boys             meat loaf              the cast of jersey boys
4               9    7 june 2010         joe swash , arlene phillips , mary j blige      jermaine jackson             mary j blige - each tear

Table as JSON:
{"episode number":{"0":2,"1":3,"2":7,"3":8,"4":9},"air date":{"0":"5 april 2010","1":"12 april 2010","2":"10 may 2010","3":"17 may 2010","4":"7 june 2010"},"guests":{"0":"aaron johnson , patsy palmer , sharleen spiteri","1":"katy brand , james corden , paloma faith","2":"gok wan , yvette fielding , alphabeat","3":"matthew horne , rihanna , the cast of jersey boys","4":"joe swash , arlene phillips , mary j blige"},"three darts challenge":{"0":"joanna lumley","1":"ewan mcgregor","2":"sharon osbourne","3":"meat loaf","4":"jermaine jackson"},"musical performance":{"0":"sharleen spiteri - xandu","1":"paloma faith - upside down","2":"alphabeat - dj (i could be dancing)","3":"the cast of jersey boys","4":"mary j blige - each tear"}}