The Red Headed Stranger might’ve been over a thousand miles away from Spicewood, Texas, but for four hours on a Saturday night, a birthday celebration at the Bowl felt just like partying at home with close friends and family gathered around, crooning new tunes and familiar classics all night long. After all, this was Willie Nelson‘s 90th birthday bash - and no one wanted to waste time. On an overcast night inside the Hollywood Bowl on April 29, the crowd had barely found their seats when Billy Strings and the band launched into “Whiskey River” at 7 p.m.