Released in 1994, Baby D’s Let Me Be Your Fantasy came to define the rave era. With 405,677 sales to date, according to the Official Charts Company, the chart-topping song celebrates its 25th anniversary this year, and its use in a recent BT campaign provided an early birthday present.

Voiced by Cold Feet star James Nesbitt, the ad celebrates BT’s offer of a free Amazon Echo for customers switching to BT Broadband. “Alexa, play classic house,” says Nesbitt. Cue the ...