British guitar legend Albert Lee will play the Bearsville Theater tonight (Thursday) with Forward Motion (9 PM, $30, 845-679-4406). . . . Folk-roots quintet Poor Old Shine come to Club Helsinki tomorrow (Friday, 9 PM, $15, 828-4800). . . . It’s happy hour on Friday at Valentine’s with Mr. Toad’s Wild Ride (432-6572). . . . The Moho Collective share the Red Square stage on Saturday with the End Men (8 PM, 465-0444). . . . Stellar Young and Joey Eppard are hosting a Back 2 School Bash at McGeary’s on Saturday (9 PM, $7, 463-1455). . . . Hamell on Trial returns to Valentine’s on Saturday (7 PM, 432-6572). . . . The Final Stretch Music Fest will send the track season off with plenty of music at venues across Saratoga on Saturday and Sunday (free, 584-3255). . . . Scumfest 2013 will reprise the 1982 punk event in Berne with a bunch of young punk bands on Sunday (12:30 PM, $12).