Kelsey Hardwick honored the late singer on what would have been their fourth wedding anniversary.
Parker died on March 30.
Tom Parker of The Wanted has died after a battle with an inoperable brain tumor. He was 33.
'The Wanted' singer was diagnosed with an inoperable brain tumor in 2020.
The 32-year-old singer revealed last October that he has a grade four glioblastoma tumor.
John McCain died in 2018 of glioblastoma, which is what The Wanted singer is battling.
The boy band member and his wife, Kelsey Hardwick, are expecting their second child together.
