Question: What actor with Chaplinesque style on-screen movements and singing style starred in the film Naan Sollum Ragasiyam?
Context: José Tejada Marín (November 7, 1903 – December 4, 1976) known as Pepe Marchena, and also as Niño de Marchena in the first years of his career, was a Spanish flamenco singer who achieved great success in the period (1922–1956).  Influenced by singers like Antonio Chacón, he carried to the extreme the tendency to a more mellow and ornamented style of flamenco singing.  Owing to his particular vocal conditions and singing style, he excelled mainly in palos (styles) like fandangos, cantes de ida y vuelta and cantes libres, contributing to making them the most popular flamenco styles in the era of the "ópera flamenca", and created a new "cante de ida y vuelta", the "colombiana", later recorded by many other artists like El Lebrijano or Enrique Morente.  He was also the first flamenco singer to use orchestra to accompany flamenco singing, though later he returned to the guitar. Naan Sollum Ragasiyam (Tamil: நான் சொல்லும் ரகசியம்) is a 1959 Indian Tamil film, directed by P. Sridhar Rao and produced by V. C. Subburaman.  The film stars Sivaji Ganesan, Anjali Devi, K. A. Thangavelu and J. P. Chandrababu in lead roles.  The film had musical score by G. Ramanathan. Otis Ray Redding Jr. (September 9, 1941 – December 10, 1967) was an American singer, songwriter, record producer, arranger, and talent scout.  He is considered one of the greatest singers in the history of American popular music and a seminal artist in soul music and rhythm and blues.  Redding's style of singing gained inspiration from the gospel music that preceded the genre.  His singing style influenced many other soul artists of the 1960s, such as James Carr and Freddie Jackson.  (Woodstra and Elewine) During his lifetime, his recordings were produced by Stax Records, based in Memphis, Tennessee. Joseph Panimayadas Chandrababu Rodriguez (1927–1974) was an Indian film comedian, actor, director, singer and dancer, whose Chaplinesque style on-screen movements and singing style made him popular from the late 1940s to the early 1970s.  He had a mastery of the Madras Bashai, a dialect unique to the Madras region. Sueños en tránsito (Spanish: "Dreams in traffic" ) is the third studio album by recording artist Nicole.  It was released by RCA Records in June, 1997 and her final album with Sony Music.  The album represented another, and most radical change in Nicole musical style.  the record shifts from her traditional Latin pop and pop rock influences, instead exploring electronic, trip hop, and alternative rock styles.  The album received critical acclaim from the music press, earning praise for its alternative style, Gustavo Cerati's production, and Nicole songwriting and emotive singing style. Sanhita Nandi is a prominent Hindustani classical vocalist of the Kirana Gharana.  The central motif of her style is slow tempo "raga" development (voice culture, voice throw, and tonal application) and ornamented "sargams". Sanhita Nandi has rightly established herself as a leading exponent of Khayal, earning high acclaim from discerning critics and enthusiastic audiences on an international scale.  Sanhita has developed a distinctive singing style based on firm grounding of traditional training (or taleem), combining pure lyricism with impeccable technique.To further enrich her repository of Kirana Lineage and traditional compositions, Sanhita continues to get trained under the able guidance of Ustad Mashkoor Ali Khan. The heart of her music is the slow, leisurely development of Raag Bhava in Merukhand style in Ati vilambit.  The vistar is richly embellished by meend, harkat, and sargams.  As the badhat gets slowly ornamented in the choicest pearls of melodic variations that build the sculpture of the raga, it slowly gets decorated into faster tempo where it befriends sargams, chota khayal, tarana and soft silky sapat taans . Extreme care is taken not to disrupt the Raag Bhava even in faster tempo . Even the phirat adds to the wet, warmth of feelings embedded in the raga. Pandavani (lit.: Songs and Stories of the Pandavas) is a folk singing style involving narration of tales from the ancient Indian epic Mahabharata.  The singing also involves musical accompaniment.  Bhima, the second of the Pandava is the hero of the story in this style. Shanno Khurana (born 1927) is a noted Indian classical vocalist and composer, from the Rampur-Sahaswan gharana of Hindustani classical music.  A disciple of the doyen of the gharana, Ustad Mushtaq Hussain Khan (d. 1964), she is known for performing rare bandish and raag, though her singing style includes genres like khayal, tarana, thumri, dadra, tappa, to chaiti and bhajan.  Born and brought up in Jodhpur, she started singing on All India Radio in 1945 in Lahore, later shifted to Delhi, where she continued her singing on All India Radio, Delhi and in concerts and music festivals.  She also pursued music education, finally earning her M. Phil.  and PhD in music from the Kairagarh University, and has undertakes extensive research on folk music of Rajasthan. Pedro Calvo is a popular Cuban singer sometimes affectionately nicknamed "Pedrito", meaning "little Pedro".  He is most famous for his time with Los Van Van, one of Cuba’s premier dance bands, which he joined in 1974.  During the late 1990s, Calvo formed part of the infamous lead singing trio of Los Van Van along with Mayito Rivera and Roberto Hernández.  These three singers alternated singing the lead and backing parts on Los Van Van tracks.  Some of the more notable tracks that Calvo sang the lead part on during this period are "El Negro Está Cocinando", "Mi Chocolate" and "La Fruta".  Calvo was also the lead singer on "Que le den Candela" and "Sandunguera", two famous Los Van Van tracks from an earlier period.  While Calvo is an accomplished and competent singer, it could be claimed that he did not have the technical ability and voice quality of his fellow Los Van Van singers, Mayito Rivera and Roberto Hernandez.  Rather, Calvo’s appeal seems to be his charismatic personality and unique singing style which often included clever word play and expressive rhythmic vocal sounds.  Calvo's trademark look is a thick black moustache and wide-brimmed white hat. The Sivas Kumru Güvercin or Sivas Dove Pigeon is a rather quite petite pigeon originated from Turkey.  It belongs to voice pigeons family and mostly kept in the Sivas region of the country.  One of its main characteristics is its unique and distinctive high pitch sound it makes like none other pigeon breed known.  They are one of the smallest breeds of pigeons in the world today.  Adults weighing less than 250 gram (7 ounces).  There are many other breeds of pigeons with its own unique singing style.  To name a few there are the English Trumpeter, the Arabian Trumpeter, Bokhara Trumpeter, Dresden Trumpeter, Altenburger Trumpeter, Franconian Trumpeter and so on.  Each of these breeds have its own unique singing style with a common 'trumpeting' ability that varies in pitch degrees.  Over the years of perfecting these breeds for Show purpose, color variations and looks, some of these pigeons within the voice pigeon breeds has lost this unique ability.
Answer: J. P. Chandrababu