and Gwen Stefani
are rumored to be changing careers.
According to ETOnline.com, the musicians have filed for a wedding
license in Oklahoma
and have 10 days to marry before it expires.
also confirmed the marriage license
filing with the Johnston County court clerk and stated that the wedding would take place on Shelton's ranch this weekend.
Despite the fact that the couple has planned a number of activities and celebrations, the plan is to be flexible depending on the weather
Meanwhile, sources tell TMZ that the couple flew Stefani's family
to the ranch on a private plane from Los Angeles
After five years of dating
, the couple announced their engagement in October.
Stefani and Shelton met on the NBC
show "The Voice
" in 2014 and began dating the following year, despite the fact that Stefani, who rose to fame with the rock
band No Doubt
, later admitted she was unfamiliar with country singer Shelton until they began working on the singing competition together.
Although the license filing came as a surprise, the couple has long discussed their upcoming wedding.
Shelton revealed to Jimmy Kimmel
in May that their first dance
would be "If You Leave" by Orchestral Manoeuvres in the Dark.