Hosstage
When taking your friend to undisclosed location on the day before their birthday to in order to perpetuate shinanighans!
My friends having a birthday tomorrow its time to take a hosstage
hosstage
A prized equine dat you hold captive for leveraging your bargaining power.
If Ben Cartwright's kidnappers had hauled off his towering middle son instead, they would not likely have been able to detain their hosstage for long --- said burly behemoth would likely have simply clobbered said outlaws to get away; he would not have had to resort to brain-power strategizing da way his less-tall-statured Paw had to do.