United Kingdom, Sept. 24 -- Kelly Rowland thinks it is a "blessing" to raise her family at the same time as Beyonce.

The 45-year-old star - who has sons Titan, 11, and five-year-old Noah with husband Tim Weatherspoon - grew up with her former Destiny's Child bandmate and has enjoyed experiencing motherhood alongside her close friend, who is mom to Blue Ivy, 14, and nine-year-old twins Rumi and Sir with husband Jay-Z.

Kelly told E! News: "It's so crazy that that's a thing. We noticed that this summer and how they're all just growing up so beautifully.

"It's a blessing to be able to share a lifetime of love with my sisters. All of them."

The When Love Takes Over singer is fascinated by the ways she learns something new about herself and...