Thirty years on, the arithmetic hasn’t moved: “Wannabe” is still the biggest debut single by a girl group in UK chart history, and “Spice” is still the biggest debut album by a group, full stop, discounting a handful of solo artists who’ve sold more copies since, per Guinness World Records.

Both anniversaries land in 2026 — “Wannabe” turns 30 first, followed by “Spice” in the fall — and the underlying numbers explain why the five-member group’s “Girl Power” branding became a template every manufactured pop act since has tried to copy.

Key Points

• “Wannabe” spent seven weeks at Number 1 on the UK Official Singles Chart in 1996, the longest reign by a girl group the chart has ever recorded, per the Official Charts Company.
• The single sold 1.31 million copies in the UK, the seventh best-selling debut single in British chart history, behind only Frankie Goes To Hollywood’s “Relax” among UK acts’ first-ever singles.
• “Spice” spent 15 non-consecutive weeks at Number 1 on the UK Albums Chart after its November 1996 release and remains the best-selling debut album by a group in UK chart history, per Guinness World Records.
• The album has sold more than 3 million copies in the UK and had logged 95 weeks total on the UK Top 100 Albums Chart as of a decade-plus tally, including 44 weeks inside the Top 10.

Streaming has kept “Wannabe” current rather than fossilized. Official Charts Company data puts the song at 65.8 million UK streams, still the highest total of any Spice Girls track, which means the single that set a 1996 sales record is also, by a wide margin, the one still getting played.

Those chart positions have held for three decades in part because nothing since has beaten them in the same lane, and in part because the group barely left itself room to be beaten. The Official Charts Company’s own tally of Spice Girls records notes that the only album to outsell “Spice” among girl groups is the Spice Girls’ own follow-up, 1997’s “Spiceworld” — meaning the top two spots in an entire UK chart category still belong to the same five women, three decades on.

None of that required a reunion tour to stay true. Mel B, Mel C, Emma Bunton, Geri Halliwell, and Victoria Beckham didn’t just sell records in 1996 — they built a merchandising and branding operation, “Girl Power” slogan included, that the rest of the pop industry spent the following decade trying to replicate. Thirty years later, the chart data is the one part of the legacy nobody’s had to spin.