Los Angeles, Oct. 27 -- British singer Lily Allen seems to have turned her heartbreak into music.

According to Page Six, the 39-year-old singer has hinted that her husband, 'Stranger Things' actor David Harbour, may have "cheated" on her through the lyrics of her new album, West End Girl.

The 14-track album, released last week, appears to tell the story of a broken marriage, betrayal, and emotional pain.

Although Allen does not mention Harbour by name, several songs suggest the breakdown of their relationship. In the song Dallas Major, she describes an "open" relationship where her partner "went astray."

In another track, P-sy Palace, she accuses her partner of living a "double life," recalling how she once found a stash of adult toys...