The year is 2005. You turn on BBC Radio 1 to hear comedian Peter Kay has bagged himself a Number 1 single for the second consecutive week.
How did this happen? Well, Peter Kay leveraged his star power to raise money for Comic Relief by 'featuring' (he didn't sing) on Tony Christie's 1971 single (Is This the Way to) Amarillo.
Besides uniting generations, their charitable collaboration was the UK's best-selling single of 2005 and the fourth best-selling single of the 2000s in the UK; it is also one of the best-selling singles of all time in the UK.
Fun fact: Amarillo also holds the record for the longest gap between a single first entering the Official Chart and eventually reaching the top spot.
Read more on officialcharts.com