Wiktionary
vb. (present participle of gatecrash English)
Wikipedia
Gatecrashing is the second and final studio album by British group Living in a Box. It was released in 1989 and featured the UK top ten hits "Blow the House Down" and " Room in Your Heart".
Usage examples of "gatecrashing".
He still remembered gatecrashing a Ramones gig at the uni: October '78.
Now she was gatecrashing the transit system with no moneypen and twenty grand in debt to Max That wasn't going to be six hours walking-around time with no kinky stuff.
I knew that with the moderate-sized wedding Syl planned we'd still end up with a sea of presents—it seemed that the public actually cared about what happened in my life, my fifteen minutes apparently hadn't quite come to a close, and so there were likely going to be some attempts at gatecrashing and certainly gifts from all over the place.