(LOS ANGELES) -- Kelly Clarkson and Brandon Blackstock have reportedly picked up a marriage license.
The document, obtained on Oct. 15, gives the couple 30 days to tie the knot, according to E! Online.
Blackstock, who has two children from a previous relationship, proposed to the Grammy winner in Dec. 2012. He is the son of Clarkson's manager Narvel Blackstock, who is married to country singer Reba McEntire.
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