Kelly Clarkson was born on April 24, 1982, so she is 44 as of 2026. Most listings put her height at roughly 5 ft 5 in (165 cm), though that figure is repeated from public profiles rather than confirmed by her.
Adam Lambert's height is commonly reported at about 5 ft 10 in (roughly 178 cm) as of 2026. That figure comes from public profiles rather than any official statement, and on stage, in platform boots and towering hair, he can look a good deal taller.
Kellie Pickler is generally reported to stand about 5 ft 5 in (165 cm) tall with a slim build, as of 2026. She was born on June 28, 1986, which makes her 40.