Question: Who is the actress from the 1963 comedy film "My Six Loves" (1963) that also appeared in "Three Little Words" (1950) and "Singin' in the Rain" (1952)?

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Thinking of You (1927 song): "Thinking of You" is a popular song, composed by Harry Ruby with lyrics by Bert Kalmar.  It was introduced in the Broadway show, "The Five O'Clock Girl" (1927).  The song had two special periods of popularity: 1928 and 1950, the latter in relation to the release of the Metro-Goldwyn-Mayer film, "Three Little Words", based on the life of Kalmar and Ruby.  Hit versions of the song were recorded by Eddie Fisher and Don Cherry.

Debbie Reynolds: Mary Frances "Debbie" Reynolds (April 1, 1932 – December 28, 2016) was an American actress, singer, businesswoman, film historian, humanitarian, and mother of the actress and writer Carrie Fisher.  She was nominated for the Golden Globe Award for Most Promising Newcomer for her portrayal of Helen Kane in the 1950 film "Three Little Words", and her breakout role was her first leading role, as Kathy Selden in "Singin' in the Rain" (1952).  Other successes include "The Affairs of Dobie Gillis" (1953), "Susan Slept Here" (1954), "Bundle of Joy" (1956 Golden Globe nomination), "The Catered Affair" (1956 National Board of Review Best Supporting Actress Winner), and "Tammy and the Bachelor" (1957), in which her performance of the song "Tammy" become the first song by a female solo artist to reach number one on the "Billboard" music charts.  In 1959, she released her first pop music album, titled "Debbie".

Three Little Words (TV series): Three Little Words was a popular game show that was produced by TWW then by HTV West and ran on the ITV network from 1967 until 1987.  The programme was hosted by several people, including Don Moss, Alan Taylor, and Ray Alan with his wife Barbie.

Till the Clouds Roll By: Till The Clouds Roll By is a 1946 Technicolor American musical film made by MGM.  It is a fictionalized biopic of composer Jerome Kern, portrayed by Robert Walker.  Kern was originally involved with the production of it, but died before it was completed.  It has a large cast of well-known musical stars of the day who appear performing Kern's songs.  It was the first in a series of MGM biopics about Broadway's composers; it was followed by "Words and Music" (Rodgers and Hart, 1948), "Three Little Words" (Kalmar and Ruby, 1950), and "Deep in My Heart" (Sigmund Romberg, 1954).

Three Little Words (film): Three Little Words is a 1950 American musical film biography of the Tin Pan Alley songwriting partnership of Kalmar and Ruby and stars Fred Astaire as lyricist Bert Kalmar, Red Skelton as composer Harry Ruby, along with Vera-Ellen and Arlene Dahl as their wives, with Debbie Reynolds in a small but notable role as singer Helen Kane.  The film, released by Metro-Goldwyn-Mayer, was written by Academy Award winning screenwriter George Wells, directed by Richard Thorpe and produced by Jack Cummings.  Harry Ruby served as a consultant on the project, and appears in a cameo role as a baseball catcher.  It was the third in a series of MGM biopics about Broadway composers; it was preceded by "Till the Clouds Roll By" (Jerome Kern, 1946) and "Words and Music" (Rodgers and Hart, 1948) and followed by "Deep in My Heart" (Sigmund Romberg, 1954).

Words and Music (1948 film): Words and Music is a 1948 film loosely based on the creative partnership of the composer Richard Rodgers and lyricist Lorenz Hart.  The film stars Mickey Rooney as Hart and Tom Drake as Rodgers, along with Janet Leigh, Betty Garrett, Ann Sothern and numerous musical stars.  It was the second in a series of MGM biopics about Broadway composers; it was preceded by "Till the Clouds Roll By" (Jerome Kern, 1946) and followed by "Three Little Words" (Kalmar and Ruby, 1950) and "Deep in My Heart" (Sigmund Romberg, 1954).

Coltrane changes: In jazz harmony, the Coltrane changes (Coltrane Matrix or cycle, also known as chromatic third relations and multi-tonic changes) are a harmonic progression variation using substitute chords over common jazz chord progressions.  These substitution patterns were first demonstrated by jazz musician John Coltrane on the albums "Bags & Trane" (on the track "Three Little Words") and "Cannonball Adderley Quintet in Chicago" (on "Limehouse Blues").  Coltrane continued his explorations on the 1960 album "Giant Steps", and expanded upon the substitution cycle in his compositions "Giant Steps" and "Countdown", the latter of which is a reharmonized version of Eddie Vinson's "Tune Up".  The Coltrane changes are a standard advanced harmonic substitution used in jazz improvisation.

Eileen Percy: Eileen Percy (21 August 1900 – 29 July 1973) was an Irish actress of the silent era.  She appeared in 68 films between 1917 and 1933.  She was born in Belfast and died in Los Angeles, California.  Her remains are buried at Chapel of the Pines Crematory.  She was married to songwriter Harry Ruby.  She was portrayed by Arlene Dahl in "Three Little Words" (1950).

My Six Loves: My Six Loves is a 1963 comedy film starring Debbie Reynolds as a Broadway star who takes a vacation and finds herself responsible for six abandoned children, in Gower Champion's directorial debut.  It is based on the novel of the same name by Peter Funk.

Trail of Tears (Billy Ray Cyrus album): Trail of Tears is the fourth studio album from country artist Billy Ray Cyrus.  It was released on January 1, 1996, and two singles were released: the title track and "Three Little Words", which respectively peaked at number 69 and number 65 on the country charts.  Also included is a cover of Jeannie C. Riley's "Harper Valley PTA".

Supporting paragraphs: My Six Loves Debbie Reynolds
Answer: Debbie Reynolds