Ethermac|Ingrid Andress says she was 'drunk' during national anthem performance, will check into rehab

Ingrid Andress,Ethermac whose rendition of the national anthem went viral after her performance at the MLB Home Run Derby on Monday, is checking into rehab.

The singer revealed on social media Tuesday that she was intoxicated while singing "The Star-Spangled Banner" at the event.

"I'm not gonna (expletive) y'all, I was drunk last night," she wrote on her social media platforms Tuesday. "I'm checking myself into a facility today to get the help I need. That was not me last night. I apologize to MLB, all the fans, and this country I love so much for that rendition.

"I'll let y'all know how rehab is. I hear it's super fun," she wrote, signing the message "xo, Ingrid."

USA TODAY has reached out to Andress' reps for comment.

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The singer is slated for two upcoming performances, one at the Basilica Block Party in Minneapolis on Aug. 3, and another at the Country Calling Festival in Ocean City, Maryland, on Oct. 4. It's unclear whether those performances will continue as scheduled.

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On social media, fans widely mocked Andress' version of the anthem, with some declaring it the "worst national anthem performance of all time."

Following a high-energy and entertaining introduction of the eight Home Run Derby contestants by actor/comedian Marcello Hernández of "Saturday Night Live" fame, the country music star was up to bat to sing. But viewers weren't impressed by what they slammed as an off-pitch mess.

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Andress, 32, is a country music singer who released her debut studio album, "Lady Like," in 2020. It reached No. 9 on the Billboard Top Country Albums chart, and she followed it up in 2022 with "Good Person."

Andress has been nominated for four Grammys, including best country album for "Lady Like" and best new artist. She previously appeared on the singing competition show "The Sing-Off," and she has writing credits on songs like Charli XCX's "Boys."

Contributing: Brendan Morrow, Jim Reineking

If you suspect you or someone you know needs help with alcohol abuse, you can call the Substance Abuse and Mental Health Services Administration's National Helpline at 1-800-662-HELP (4357) or visit https://findtreatment.gov.