 Nyora kupfuurira kweiyi ndima - Underwood akataura kuti anofarira zvikuru mitambo. Akapinda mumutambo wegore negore weCity of Hope Celebrity Softball wekubatsira kwemakore mazhinji. Chiitiko chacho chinoitwa muNashville, Tennessee, uye chinobatsira kutsvakurudza nezvezvirwere zvinotyisidzira upenyu. Muna 2005, akaita Star-Spangled Banner paMutambo 4 weNBA Finals pakati peSan Antonio Spurs neDetroit Pistons, uye muna 2006 paNBA All-Star Game. Akaita panguva yehafu yemutambo wenhabvu weThanksgiving Day 2006 kuTexas Stadium muIrving, Texas, uye aive shamwari neDallas Cowboys quarterback Tony Romo. Iyewo akaita Star-Spangled Banner panguva pakati Seattle Seahawks uye Carolina Panthers muna 2006, uyewo panguva 2006 shanduro NASCAR kuti Coca-Cola 600, ari MLB All Star Game muna Pittsburgh, uye panguva Game 3 2007 World Series pakati Boston Red Sox uye Colorado Rockies. Musi waFebruary 7, 2010, Underwood akaita National Anthem yeSuper Bowl XLIV. 