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30 September 2015 Last updated at 13:53 BST
The committee's clerk asked whether members required the use of a mini-bus to get to a meeting with the Irish parliament's Public Accounts Committee.
Sinn Féin's Máirtín Ó Muilleoir said he would prefer to catch the train.
Ulster Unionist Leslie Cree thought the members should travel together in a bus to save money.
Members of the assembly's finance committee have been discussing suitable songs to sing on a bus trip to Dublin.