"Piya Tose" the song from Guide was composed by Dada Burman using Roopak Taal (7 Beats) which was Dada's most favorite
This is one of the best dances of Waheeda Rehman in films. Waheeda Rehman in an interview once said that Since this was a very long dance sequence, there was a possibility in final editing, part of this song would have been cut. Realizing this, Waheeda Rehman took a promise from Dev Anand that in the final editing he will cut something else from the movie but will not touch this dance song. And guess what, Dev Kept up that promise and this dance sequence was kept intact and no cuts were made.
This dance song was very long nearly 8 minutes. There are 4 stanzas and each stanza of 5 or 6 lines. It took 21 days to picturize this song. The specialty of this song, it presented a new dance aesthetics that blended Kathak, Bharatnatyam, and different folk dances from across India as also a celebration of different festivals. This dance was choreographed by Master Sohan Lal and his younger brother Hira Lal B, under the guidance of Vijay Anand. The choreography of the song and the picturization by the Cameraman Fali Mistry is simply superb. Vijay Anand is known for the excellence of picturizing a song.
The striking stage sets that accompany the song and dance sequence mapped the different stages of Rosie's success as a professional dancer. Beginning from a simple theatrical setting in a rural environment to a further grand scale. The costumes in this song according to the stanzas. Each stanza unfolded a different setting, dance style, music, and background. The innovative cinematography showed the backup dancers in novel ways. First, the camera only caught their moving feet but then their bodies filled the stage in various visual designs. The camera angles also enhanced the dance sequence. The sheer grace and beauty of Waheeda Rehman's dancing, her restrictive movements, and energy made the scene memorable.
Watch carefully the last stanza "Raat Ko Jab Chaand Chamake Jal Uthe Tan Mera" is a turning point of this song, where our soul is lost in the beautiful scene of moonlight of Raag Khamaj and the same in the second stanza about morning sunrise "Bhor Kii Bela" just observe the sound of a flute, what a composition by Dada Burman.
The interludes in "Piya Tose" are very rich and composed very intrinsically. Dada used a wide variety of musical instruments in this song such as Sarangi, Harmonium, Tabla, Ghungroos, and North Eastern Drums. There is also a piece of very interesting information to the readers that the world's best Santoor Player Pt. Shivkumar Sharma played Tabla for this song and flute by Hariprasad Chaurasia.
There is a story that this song was sung and recorded by S.D.Burman himself before he recorded Lata's song. It was a usual practice of Dada to sing the song himself first then tell his singers to sing like him.
There is one more story about this song that this song was already composed 10 years ago for the movie Devdas of Dilip Kumar. It was picturized on Dilip Kumar and Suchitra Sen as a background song. The wordings of the song were a little different. Even music was a little different. Whereas a tabla piece replaced original sitar piece.