Katharine McPhee Is The Matron Of Honor In Her Sister's Wedding

Jun. 10 2012, Published 2:04 p.m. ET
Katharine McPhee Is The Matron Of Honor In Her Sister's Wedding
1. Katharine McPhee is gorgeous as the matron of honor for her sister Adrianna's wedding in Los Angeles.

Katharine McPhee is gorgeous as the matron of honor for her sister Adrianna's wedding in Los Angeles.
2. Katharine McPhee is gorgeous as the matron of honor for her sister Adrianna's wedding in Los Angeles.

Katharine McPhee is gorgeous as the matron of honor for her sister Adrianna's wedding in Los Angeles.
3. Katharine McPhee is gorgeous as the matron of honor for her sister Adrianna's wedding in Los Angeles.

Katharine McPhee is gorgeous as the matron of honor for her sister Adrianna's wedding in Los Angeles.
4. Katharine McPhee is gorgeous as the matron of honor for her sister Adrianna's wedding in Los Angeles.

Katharine McPhee is gorgeous as the matron of honor for her sister Adrianna's wedding in Los Angeles.
5. Katharine McPhee is gorgeous as the matron of honor for her sister Adrianna's wedding in Los Angeles.

Katharine McPhee is gorgeous as the matron of honor for her sister Adrianna's wedding in Los Angeles.
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6. Katharine McPhee is gorgeous as the matron of honor for her sister Adrianna's wedding in Los Angeles.

Katharine McPhee is gorgeous as the matron of honor for her sister Adrianna's wedding in Los Angeles.
7. Katharine McPhee is gorgeous as the matron of honor for her sister Adrianna's wedding in Los Angeles.

Katharine McPhee is gorgeous as the matron of honor for her sister Adrianna's wedding in Los Angeles.
8. Katharine McPhee is gorgeous as the matron of honor for her sister Adrianna's wedding in Los Angeles.

Katharine McPhee is gorgeous as the matron of honor for her sister Adrianna's wedding in Los Angeles.
9. Katharine McPhee is gorgeous as the matron of honor for her sister Adrianna's wedding in Los Angeles.

Katharine McPhee is gorgeous as the matron of honor for her sister Adrianna's wedding in Los Angeles.
10. Katharine McPhee is gorgeous as the matron of honor for her sister Adrianna's wedding in Los Angeles.

Katharine McPhee is gorgeous as the matron of honor for her sister Adrianna's wedding in Los Angeles.