Vanessa Hudgens Wows Fans In Grease Live Performance Hours After Dad's Death

Vanessa Hudgens is a true-blooded entertainer performing Betty Rizzo's role in Fox's Grease Live hours after her father, Greg passed away after suffering from stage four cancer.

According to People, the show had an average 12.2 million viewers from 7-10 p.m. ET which made it garner the title best-rated live TV musical since NBC's 2013. Then on, it became trending in social media with netizens congratulating the High School Musical alumni.

"I wouldn't expect anything less @VanessaHudgens is killing it! So proud of my girl #GreaseLive," Ashley Tisdale, Hudgen's High School Musical co-star tweeted as reported by CNN.

"AND to perform under those circumstances? I mean, props to that lovely lady," Stacy London said.

The 27-year old actor is said to have derived great support from long-term boyfriend, Austin Butler, who also lost his mom, Lori from cancer in September 2014, US Weekly remembered.

"He was by [Vanessa's] side nonstop. And having been through the same situation with his mom, he was very understanding," a source said.

While watching the actress performed, Butler also expressed pride for Hudgen's performance on Twitter.

"#GreaseLive is MIND-BLOWING! Constant chills @VanessaHudgens," he wrote.

"WOW @VanessaHudgens singing 'Worst Things' had me in tears. Just brilliant #GreaseLive."

After the show, the actress expressed her gratitude to her fans for patronizing her performance.

"I can't believe @gogrease is OVER! Grand opening and grand closing. Thank you to everyone who watched & supported..."

".. me last night. Doing #greaselive was one of the most incredible experiences and I'm so glad you guys liked it as much as I did..." she wrote.

In a 2015 interview while accepting the 2015 Industry Dance Awards in Los Angeles., Vanessa Hudgens revealed about her father's life-threatening sickness.

"Last year, my boyfriend, Austin, lost his mom, Lori, to cancer, and my dad has just been recently diagnosed with stage four cancer," she said. "Let me tell you, I hate cancer. I hate cancer with every cell of my being," she said that time as reported by CNN.