1. Talk show host Kelly Ripa turns 50 on Oct. 2.
2. Entertainment judge Simon Cowell will be 61 on Oct. 7.
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3. Race car driver Dale Earnhardt Jr. turns 46 on Oct. 10.
4. Musician John Mayer will be 43 on Oct. 16.
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5. Hillary Clinton turns 73 on Oct. 26.
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