'I promise I didn’t consume it': Olivia Rodrigo reveals what she bought to celebrate her 21st birthday

LOS ANGELES, CALIFORNIA: Olivia Rodrigo has revealed how she celebrated her 21st birthday. The 'Good 4 U' singer disclosed on the first night of her Guts World Tour in Palm Springs that after her birthday, she decided to buy some items from a gas station just because she was now able to.

“I went to the gas station the other day and bought a pack of cigarettes and a six pack of beer,” the 21-year-old said during the show, adding that she hadn't bought the items to smoke or drink. “I promise I didn’t consume it, but I just bought it because I f------ could," she explained, as per People.

Olivia Rodrigo opened up on how it feels to grow older

Rodrigo's comments were partly caught in the video of the night posted on TikTok, which showed her go on to talk about how it feels to get older. "Anyway, all this to say that I think growing up isn’t so scary after all and life just kind of gets better at the end,” she continued before launching into her song 'Teenage Dream.'

On Monday, February 19, Rodrigo shared a post to her Instagram showing herself celebrating her special occasion with her friends, including Tate McRae, Iris Apatow, Conan Gray and The Kid LAROI.

In the series of photos she posted, the singer posed with friends, showing off her funfetti cake, and blowing out candles on it and other cakes with candles placed on top. The star's rumored boyfriend Louis Partridge wasn't pictured at the party'

Rodrigo wore a backless black dress that featured cut-out sides and a halterneck top for her birthday. She completed the look by clipping her hair in a chic updo and wearing some red lipstick and hoop earrings. "Today is my last day of being able to underage drink (hypothetically) !!!!" Rodrigo captioned the post.

The following day she celebrated with an even bigger four-layered cake with a heart that featured the words, "spill ur guts," which is a nod to her Guts album released in September of last year. She shared some celebratory snaps in an Instagram post. 

Olivia Rodrigo also posted a throwback snap of herself as a child 

In another photo in the post, Rodrigo sat among balloons eating cake while a video captured the moment she jumped up and down when presented with her special cake. She also posted a throwback snap of herself as a child wearing a handmade birthday hat.

21!!! so grateful for all of the incredible things I’ve been able to experience so far and so excited for all the good times ahead💓💓💓 thx 4 all the love💋," Rodrigo wrote in the caption.