In the clip, shared on Instagram Sunday, the “Drunk In Love” singer smiled as she applied her Cécred Nourishing Hair Oil to her ... the big boss and founder, @beyonce!” ...

Beyoncé's Cécred products are now available at Ulta Beauty nationwide. The brand will also launch a new "Cécred Sunday" salon ...

And on-brand for the occasion, she had her platinum hair styled in the silkiest Hollywood waves. The rest of her look also screamed superstar. Beyoncé slipped into a ivory blazer minidress.

The superstar is launching her bestselling brand at the beauty retailer with in-store hair treatments and weekly events.

She takes a few drops of Cécred's Nourishing Hair Oil and runs it though her locks ... with the help of the big boss and founder, @beyonce! Available NOW at your local Ulta Beauty store and ...

Beyoncé's Cécred hair care line is now available at Ulta Beauty stores nationwide. Seven thousand stylists at Ulta Beauty salons will be trained to offer Cécred hair services. A "Cécred Sunday ...