Tina Knowles Lawson Jams Out to Granddaughter Blue Ivy's '4:44' Rap -- Watch!

This video is unavailable because we were unable to load a message from our sponsors.

If you are using ad-blocking software, please disable it and reload the page.

Getting down to Blue’s jams! Blue Ivy Carter’s grandma, Tina Knowles, and her cousin, Jules, are big fans of her new rap.

WATCH: EXCLUSIVE: Tina Knowles Reveals How Beyonce Is Adjusting to Twins, Calls Blue Ivy a 'Proud' Big Sister

The two danced and sang along to the 5-year-old’s new song “Blue's Freestyle/We Family” – a bonus track on her dad, JAY-Z’s new album 4:44 – in a cute Instagram video from Tina.

“Boomshakalaka, ‘I never seen a ceiling in my whole life’! Blue Ivy Carter spittin out them rhymes,” the proud grandma captioned the clip. “This song is on Her dad's new Album. It’s a bonus track !”

Tina recently opened up to ET about Blue becoming a big sister to her newborn twin siblings, Rumi and Sir Carter.

MORE: Beyonce and JAY-Z's Twins' Birth Certificates Revealed – Find Out Rumi & Sir Carter's Birthday!

"She's very proud and very excited," Tina shared earlier this month. "She's a good big sister, she really is."

For more from the grandma, watch the clip below!

Related Gallery