octy mk11 caliper

:'( my front left brake caliper decided to seize the night Grrrrrrrrr had it in bit and piston wont even budge way a G clamp so ended up crimping the pipe and removing the pads so a very slow drine to the garage is needed me thinks P.S still bets car i have owned . any o you guys had this hapen oh even if you loosen the bleed screw it still wont move :'( fun and games