Features the fourth and final appearance by Peter Sue & Marc representing Switzerland. They hold the record of being the artists that have appeared the highest number of times without ever repeating language in their songs. In 1971 the sang in French, in 1976 in English, in 1979 in German and in this 1981, in Italian. French, German and Italian are the official languages in Switzerland, and English is Sue's mother tongue, she was born in the United States.
Shlomit Aharon, representing Israel with Habibi, was heavily pregnant with her and Yuval Dor's (also part of Habibi) first child. Her dress had to be expanded the night before the contest.