Sidney

Kelly Osbourne - who turns 40 this year - shows off her toned tummy in a bikini while enjoying a dip in her swimming pool with son Sidney

Kelly Osbourne and partner Sid Wilson step out with their son Sidney, one, for dinner in West Hollywood

Kelly Osbourne carries son Sidney as she enjoys day of retail therapy with mother Sharon in Beverly Hills

Kelly Osbourne is left unimpressed after her baby son Sidney vomits over her lap during flight leaving her with huge wet patch on her trousers

Kelly Osbourne and boyfriend Sid Wilson get into holiday spirit and take toddler son Sidney to colorful and immersive holiday experience in LA

Kelly Osbourne proudly shows off first tooth for son Sidney, 1, in sweet snap

Kelly Osbourne shares a sweet tribute for her infant son Sidney's first birthday: 'The most magical year of my life'

Kelly Osbourne carries son Sidney to his spook-tacular birthday bash - after admitting she 'went a little too far' losing the baby weight

Kelly Osbourne shares an adorable rare snap with her son Sidney, 11 months, as she sports bright red nose and teases their Halloween costumes

Kelly Osbourne shows off her slimmed down frame while cradling baby son Sidney as she and brother Jack leave mum Sharon's birthday celebrations

Kelly Osbourne, 38, shows off her VERY trim frame as she steps out with baby son Sidney, mom Sharon, 70, and dad Ozzy, 74, for family lunch in Beverly Hills

Kelly Osbourne admits she 'went a little too far' losing her baby weight... 10 months after welcoming son Sidney

Ozzy Osbourne cuddles up with nine-month-old grandson Sidney in sweet snap amid Parkinson's and surgery recovery: 'Two peas in a pod'

Kelly Osbourne reveals she and eight-month-old son Sidney are battling the flu: 'My little man is still not well'