#1 All-Time
UK Singles Chart Record Breaker
Sam Fender & Olivia Dean's 21-Week Historical Benchmark & Era Simulator
Official Charts Company • Historic All-Time Milestone
“Rein Me In” — 21 Weeks at #1
Sam Fender & Olivia Dean officially surpass Frankie Laine's 73-year record (18 weeks, 1953) and Bryan Adams' continuous modern record (16 weeks, 1991), cementing the longest #1 reign in British chart history.
All-Time Margin: +3 Weeks
Modern Era Margin: +5 Weeks
Format Era: Streaming + SCR Retention
Consecutive Run: Yes (Unbroken)
21
Weeks at #1
All-Time Longest #1 Comparator
Select any historic contender to benchmark against the 21-week standard
Lead vs Contender
+3 Weeks
Contender Run Type
Broken Run
Era Mechanism
Sheet/78rpm
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Chart Run & ACR Trajectory Simulator
Model unit velocity, ACR penalty rules & counterfactual decay curves
Simulation Presets
Peak Weekly Chart Units
145,000 units
Weekly Retention Rate (Velocity)
94% / wk
ACR Streaming Ratio Impact
Standard SCR (100:1)
Projected #1 Run Duration
21 Consecutive Weeks at #1
Historic Record Match
Export Validated UK Chart History Data
Save simulation telemetry, historical benchmark matrices, and record validation cards