In a surprise turn of events, Grammy winner Usher, 45, and his longtime girlfriend Jennifer Goicoechea obtained a marriage license before his highly anticipated performance at the Super Bowl Halftime Show, RadarOnline.com can report. The couple, who has been sparking dating rumors since June 2019, reportedly secured the license in Clark County, Nevada on Thursday, February 8. However, court records indicate that their marriage certificate has not yet been filed, according to People. Usher, known for his iconic hits such as Yeah! and Burn, has been in the spotlight for decades. This recent deve…