The Long, Long Trailer
Starring Lucille Ball, Desi Arnaz, Marjorie Main, Keenan Wynn, Gladys Hurlbut, Moroni Olsen, Bert Freed, Madge Blake, Walter Baldwin, Oliver Blake
It's a comedy and romance movie, and has a rating of 6.9 out of 10 from Imdb which is usually fine for this kind of movie.
Watch it here
Not found streaming from Brazil.