'Rock Hard' has charted in the following countries:
United Kingdom, United States, Canada and Australia.
Episode Synopsis: While at an old record store, Peter and the guys recount tales of three rock legends: Jim Morrison, Muddy Waters and Elton John.
buy from iTunes £2.49
Up 1 place. 182 days on the chart
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Down 1 place. 16 days on the chart
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Up 1 place. 4 days on the chart
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Up 6 places from #10
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Up 1 place. 17 days on the chart
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Down 3 places. 16 days on the chart
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Down 2 places. 4 days on the chart
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Up 10 places from #18
buy from iTunes £1.49
Down 2 places. 16 days on the chart
buy from iTunes £2.49
Up 2 places. 16 days on the chart
buy from iTunes £2.49