Who was the girl walking on the beach in the opening of bikini beach?

In the opening of "Bikini Beach," the girl walking on the beach is played by actress and singer, Annette Funicello. She portrays a character who embodies the carefree, fun-loving spirit of the 1960s beach culture, setting the tone for the film's lighthearted and musical vibe. The scene highlights the film's focus on youth, surf culture, and beach party themes.