Question: What year did Grace McDonald debut in a musical comedy about a group of Long Island teenagers based on a book?

Context articles: Long Island Association
Dancing on a Dime
List of Long Island Rail Road stations
Babes in Arms
She's for Me
Long Island Solar Farm
Follow the Boys
Long Island Rough Riders (UWS)
Grace McDonald
Long Island Arena

The Long Island Association (LIA) is the leading business organization in the Long Island region.
 The LIA's members are small and large businesses, technology and manufacturing companies, universities, financial service firms, banks, credit unions, hospitals, media companies and sole proprietors, which together employ two thirds of Long Island's workforce.The LIA is the largest and oldest group within the business lobby of Long Island, New York.
 Four archived "New York Times" stories from the 1920s preserve the LIA’s rhapsodic early efforts to promote business relocation from New York City.
 The LIA website’s history section states: Incorporated on July 26, 1926 as the Long Island Chamber of Commerce, the LIA still today takes its mission very seriously: "To support growth, economic development and infrastructure investments on Long Island and to advocate for tax reforms and regulatory relief to improve the local economy and strengthen our business community."
 The LIA’s own headquarters remained in Manhattan until 1949.
 It is now based in Melville.
Dancing on a Dime is a 1940 Paramount Pictures movie directed by Joseph Santley about five actors and dancers putting on a show while living in a theatre.
 It is adapted from a novel of the same name written by Dorothy Young, which itself is based loosely on her own life.
 It starred Robert Paige, Peter Lind Hayes, Eddie Quillan, Frank Jenks, and Grace McDonald.
 It is known for its song, "I Hear Music".
The Long Island Rail Road (LIRR) is a commuter railway system serving all four counties of Long Island, with one station in the Manhattan borough of New York City in the U.S. state of New York.
 Its operator is the Metropolitan Transportation Authority of New York.
 Serving 301,763 passengers per day as of 2007 and 88.5 million riders for the year of 2008, it is the busiest commuter railroad in the United States.
 With 324 passenger route-miles, it spans Long Island from Atlantic Terminal in Brooklyn to Montauk station at the tip of the southern fork.
 Pennsylvania Station in Manhattan is the actual westernmost station of the Long Island Rail Road and its busiest station.
Babes in Arms is a 1937 musical comedy with music by Richard Rodgers, lyrics by Lorenz Hart and book by Rodgers and Hart.
 It concerns a group of small-town Long Island teenagers who put on a show to avoid being sent to a work farm by the town sheriff when their actor parents go on the road for five months in an effort to earn some money by reviving vaudeville.
She's for Me is a 1943 American musical film directed by Reginald LeBorg and starring Grace McDonald and David Bruce.
The 32 MW AC Long Island Solar Farm (LISF), located in Upton, New York, is the largest photovoltaic array in the eastern U.S.
 The LISF is made up of 164,312 solar panels from BP Solar which provide enough electricity for roughly 4,500 households.
 The project will cause the abatement of more than 30,000 metric tons of carbon dioxide emissions per year.
 LISF is co-owned by BP Solar and MetLife through Long Island Solar Farm LLC.
 Municipal utility Long Island Power Authority (LIPA) buys the 37 MW power plant's output, which is estimated at 44 GWh annually, under a 20-year power purchase agreement (PPA).
 Payments over that time are expected to total $298 million (34¢/kWh, 60¢/LIPA customer/month).
 The project was engineered by Blue Oak Energy and construction subcontracted to Hawkeye LLC from Hauppauge, New York.
 The plant earned the Best Photovoltaic Project of Year Award from the New York Solar Energy Industries Association.
 The panels are mounted at a fixed tilt angle of 35°, with the rows spaced approximately 18 ft apart.
Follow the Boys also known as Three Cheers for the Boys is a 1944 musical film made by Universal Pictures during World War II as an all-star cast morale booster to entertain the troops abroad and the civilians at home.
 The film was directed by A. Edward "Eddie" Sutherland and produced by Charles K. Feldman.
 The movie stars George Raft and features Vera Zorina, Grace McDonald, Charles Grapewin, Regis Toomey and George Macready.
Long Island Rough Riders, formerly known as the Long Island Lady Riders, is an American women’s soccer team, based out of Long Island, New York.
 Founded in 1994, the team was under the ownership of Chuck Jacob, who at the time also owned the men's Long Island Rough Riders up until 1997 before selling it to Frank Boulton.
 At this time, the Rough Riders transitioned names and became known as the Lady Riders for several years.
 In 2007, the Rough Riders acquired territorial and franchise rights to the women's Lady Riders team.
 For the first time since 1997, the men's and women's teams would be under the same name and they have been ever since.
 The team is a member of United Women's Soccer, the second tier of women’s soccer in the United States and Canada.
 The team competes in the Eastern Division against the Lancaster Inferno, Laval Comets, New England Mutiny, New Jersey Copa FC, New York Magic, North Jersey Valkyries, and the Quebec Dynamo ARSQ.
 The Rough Riders were an original member of the USL W-League and played in all 21 seasons before the league disbanded in late 2015.
Grace McDonald Green (June 15, 1918 New York City, New York – October 30, 1999 Scottsdale, Arizona) was an American actress who appeared in a number of films in the early 1940s, although most were B movies.
 She and her brother Ray had their Broadway debut in 1937 in "Babes in Arms" as part of the dance team, and singing "I Wish I Were in Love Again".
 She made her screen debut in 1940's "Dancing on a Dime", and appeared in "Strictly in the Groove" in 1942.
Long Island Arena (also commonly known as the Commack Arena) was a 4,000-seat indoor arena in Commack, New York from 1959 until 1996.
 The Long Island Ducks of the Eastern Hockey League, a popular team in the small community, called the Arena home from 1959 until the league folded in 1973, one year after the New York Islanders came into existence.
 The Long Island Cougars (an affiliate of the WHA's Chicago Cougars) also played at the Long Island Arena from 1973 through 1975.