The "Love Me Like You" hitmakers insisted they are like family, reported Contactmusic.
Writing on Twitter, Leigh-Anne shared: "A force to be reckoned with... For 5 years my girls and I have stuck together, been there for each other and grown into not only best friends but sisters.. That will always have each other's backs!
"We've been through break ups, we've been at our lowest but we have always helped each other and come out stronger on the other end! Call me the luckiest girl alive, because this is a dream I am living, but I get to live it with 3 of the most talented, special individuals alive. Now let's smash this #shoutoutomyex."
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