Selena Gomez donned a strapless black dress with a knee-high slit at her cousin’s wedding in Dallas on Friday.

Gomez — who served as her cousin Priscilla DeLeon’s maid of honor, per Elle —  styled her hair in loose curls for the event.

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In footage posted to Twitter, Gomez, 26, is seen giving a speech at the wedding reception, telling her cousin, in part, that she “taught [her] to be so strong.”

Earlier this month, Gomez sizzled in a red one-piece during her cousin’s bachelorette party in Puerto Vallarta, Mexico.

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Gomez previously celebrated her cousin's engagement with a post in March 2016. She said she and DeLeon "have waited our whole lives for this."

Separately, the “Wolves” singer recently posed with her mom and younger sister in a rare family photo. 

Fox News’ Nicole Darrah contributed to this report.