The word "junket" refers to a social gathering or event, often an extravagant one, where food or drinks are served. It can also sometimes refer to trips or outings sponsored by an organization. Full definition
Seated at press junket for his 2010 film The Last Airbender, director M. Night Shyamalan eyes the journalist who asks the following question: (notcoming.com)
It was on a recent press junket for his upcoming film Cosmopolis. (themarysue.com)
The pols are required to disclose their assets, investments, outside income from book deals or other ventures, and travel on junkets in annual reports. (nypost.com)