One of the final projects of the late Alan Rickman sees him talk over a tortoise eating a strawberry for a student charity video.The bizarre-soundingis part of a charity video for "OneClickGiving" a group founded by Oxford University students."We're trying to make a viral video to help refugees," Rickman narrates as the short film begins, explaining that all the advertising revenue that it makes from YouTube views will go straight to the charities Save the Children and Refugee Council.The video already has over 180,000 hits since the 13th December last year.