Start with a playful tone:

"Peekaboo, it's Blush_mikki! Caught our colleague in the act, and let's just say, she's got some big, bold assets. Ever seen a hotter sight than Blush_mikki with her hands full of her own big boobs? Add a dildo to the mix, and you've got a camshow that'll leave you begging for more. Get ready to blush, because Blush_mikki's camshow is one naughty party you won't want to miss!"

Or, try a more vulgar approach:

"What's that, you ask? Why, it's Blush_mikki, getting down and dirty in her latest camshow. She's got big tits and she knows how to use 'em. And when she brings out the dildo? Let's just say it's a damn good thing she's working from home. This colleague knows how to put on a show, and we're all lucky enough to be invited. So sit back, relax, and let Blush_mikki take you on a wild ride."