Celeb Tracker: The 5 Best Photos of the Week

From Kelly's monumental moment to a very sweaty, very competitive Elton John, here's what some of your favorite stars were up to this week.

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1
Elton John
The Rocket Man is totally unglamorous while competeing in the Mylan World Team Tennis event in Las Vegas.
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2
Liv Tyler
The actress looks upon some serious gems while attending the Bulgari & Rome display event in New York City.
Albert L. Ortega/Getty
3
Kelly Ripa
The talk show host gets right down on top of her newly minted plaque on the Hollywood Walk of Fame.
Chris Pavlick/Getty
4
Little Mix
The girl group gets into the mood down under during a photo shoot in Sydney, Australia.
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5
Christina Appelgate
The actress and daughter Sadie spend some time celebrating Halloween at Disneyland in Anaheim, CA.