Who is Anthony Cosby-Knowles? Beyoncé spots her “cousin-husband” at Cowboy Carter Washington show

Beyoncé and Tina Knowles react to seeing longtime fan Anthony Cosby-Knowles at her Cowboy Carter concert.

Beyoncé and her mother, Tina Knowles, had a hilarious reunion with a familiar face during a recent Cowboy Carter tour stop near Washington, D.C.

Longtime fan Anthony Cosby-Knowles, known affectionately to the BeyHive as Beyoncé’s “cousin-husband,” made an unexpected appearance with a sign reading “Anthony Cosby Hyphen Knowles,” reigniting a beloved inside joke from her 2009 “I Am…” tour.

 

 

 

 

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A post shared by Khalil Nabu | Халіл Набу (@halilnabu)

Spotted in the crowd at Maryland’s Northwest Stadium, Beyoncé acknowledged him from the stage, joking, “I see you, cousin…husband,” prompting a wave of excitement online. The moment was captured and quickly spread across social media, with fans praising the pop star’s memory and continued connection to her audience.

Tina Knowles joined in on Instagram, posting a photo of Anthony with the caption, “Well!! My [imaginary] son in law finally showed up again.” The post sparked a wave of comments, many calling for Anthony to be seated with Beyoncé’s actual family at future shows.

 

 

 

 

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A post shared by Tina Knowles (@mstinaknowles)

Anthony first went viral in 2009 when he declared to Beyoncé, “I’m yo husband!” during a concert interaction that became iconic among fans. His recent cameo only strengthened his place in BeyHive lore, with fans calling him the “founding father” and “honorary royalty.”