Jhené Aiko’s “Westside Whimsy” captured the top spot on the Billboard 200 dated September 26 with a 74,000-equivalent-unit debut week driven almost entirely by 71 million on-demand streams, marking her first career No. 1 and the first R&B album by a woman to lead in 2026. The surprise Sept. 11 release, featuring Kendrick Lamar and other West Coast collaborators, generated immediate streaming momentum and outpaced recent weekly totals from Ella Langley’s “Dandelion,” which returned to No. 1 earlier in September but posted lower figures around 67,000 units. Trader consensus reflects this clear gap in consumption data for the tracking week ending Sept. 17. An upset remains theoretically possible only if final Luminate adjustments or unreported catalog surges dramatically alter the outcome, though historical patterns make such a reversal highly improbable.