Leon Thomas's second studio album, MUTT, marks his transition from a behind-the-scenes writer and producer to a front-line artist. An expanded deluxe edition, subtitled 'HEEL,' was released featuring new tracks new collaborations, including Big Sean.

Commercial success

• MUTT peaked at No. 4 on the Billboard Top R&B Albums chart, marking Thomas's first top 10 entry on that chart.

• Lead single "Mutt" reached No. 1 on the Billboard Hot R&B/Hip-Hop Songs chart, giving Thomas his first No. 1 as a performer.

• The titular track spent 18 weeks at No. 1 on the Billboard Hot R&B Songs chart and reached 500M streams across various versions.

Cultural impact

• Leon Thomas made his live television debut as a recording artist performing "Mutt" on 'The Late Show with Stephen Colbert.'

• Landed an appearance on the iconic NPR Tiny Desk Concert series.

• Thomas announced the 'Mutts Don't Heel World Tour' across North America and Europe.

Critical response

• Watch This Globe noted that Thomas draws from R&B, soul, hip‑hop, and psychedelic textures to sculpt a project that challenges both expectations and conventions of modern R&B. Read full review

• The Culture Crypt observed that this "canine-fuelled sophomore album from Leon Thomas dives deep into the complexities of relationships and identity, all wrapped in a unique sound that fuses R&B with jazzy soul and rock, while subtly venturing into experimental territory." Read full review

• RGM highlighted that Leon Thomas used "very unique samples and snippets from different movies and music that really stand out in the album." Read full review