Question: When was the second workout DVD released?
About the article "Dancing with the Stars (U.S. TV series)", section "Cardio dance DVDs".

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Cardio dance DVDs.
A DVD titled "Dancing With The Stars: Cardio Dance" was released on April 3, 2007 featuring Kym Johnson, Maksim Chmerkovskiy and Ashly DelGrosso.
The program contains cardiovascular workouts adapted from Cha-cha, paso doble, samba, and jive dance routines.
A second DVD "Dancing with the Stars: Latin Cardio Dance" was released on September 13, 2008 featuring Maksim Chmerkovskiy and Cheryl Burke.
The program contains cardiovascular workouts adapted from Cha-cha, Merengue, Samba and Mambo dance routines.
A third and fourth DVD was released featuring Kym Johnson, Dmitry Chaplin, and Lacey Schwimmer.
One DVD is called "Dance off the Pounds" and features three dances: the jive, the quickstep, and swing.
The other is "Dance Body Tone" and features a Latin dance mix, the tango, and freestyle dance mix.
Julianne Hough, two time "DWTS" winner, has also released her own workout DVD called "Dance with Julianne: Cardio Ballroom".
It includes the Paso Doble, the Cha-Cha, and the Jive.
It was released on December 15, 2009.
Julianne Hough, released her second workout DVD called "Dance With Julianne: Just Dance".
It includes Jazz, Hip Hop, Box Step, Three Step and Dance Classics.
It was released on November 9, 2010.
For many years Fonda took ballet class to keep fit, but after fracturing her foot while filming "The China Syndrome", she was no longer able to participate.
To compensate, she began participating in aerobics and strengthening exercises under the direction of Leni Cazden.
The "Leni Workout" became the "Jane Fonda Workout," which began a second career for her, continuing for many years.
This was considered one of the influences that started the fitness craze among baby boomers, then approaching middle age.
In 1982, Fonda released her first exercise video, titled "Jane Fonda's Workout", inspired by her best-selling book, "Jane Fonda's Workout Book".
"Jane Fonda's Workout" became the highest selling home video of the next few years, selling over a million copies.
The video's release led many people to buy the then-new VCR in order to watch and perform the workout at home.
The exercise videos were produced and directed by Sidney Galanty, who helped to put the deal together with video distributor Stuart Karl, of Karl Home Video.
Galanty produced the first video and 11 more after that.
She would subsequently release 23 workout videos with the series selling a total of 17 million copies combined, more than any other exercise series.
She released five workout books and thirteen audio programs, through 1995.
After a fifteen-year hiatus, she released two new fitness videos on DVD in 2010, aiming at an older audience. 
Debbie Rush is an English actress best known for playing the role of Anna Windass in Coronation Street.
After training at the Manchester School Of Acting when she was in her thirties, she has also starred in "Shameless" and "Hollyoaks in the City."
Rush also filmed the role of "Pam" in the horror film "Salvage.
"In December 2010, Rush released her own fitness DVD, Debbie Rush's Bulge Buster Workout. 
In 2006, Ellison released "Jennifer Ellison's West End Workout", a fitness DVD which combined her love of dance with exercise routines..
In December 2011, she then released a second fitness DVD "Jennifer Ellison's Fat Blaster Workout".
In 2007, Ellison was a judge in the British reality TV competition "".
She is a winner of the Carl Alan Award for outstanding services to dance, an industry award voted for by dance professionals.
She took part in the 2012 TV series "Dancing on Ice".
Ellison and professional partner Daniel Whiston ended up in fourth place after being voted out in the semi-final.
In May 2013 it was announced that Jennifer Ellison would join Radio City 96.7 to co-present a new Sunday morning Breakfast show alongside Drivetime Presenter Dave Kelly for an initial 5 weeks until she is due to give Birth 
Each of her e-books is sold through a dedicated web site: "Crack the Code", "The Fitness Model Program", "The Sexy Body Diet", "101 Things Not To Do If You Want to Lose Weight", "Get Fit with JNL", "Get Fit Now With JNL", and "The Bikini Model Diet.
"Lee stars in the “Fabulously Fit Moms” fitness DVD series.
The series, started in 2007 with "The New Mom Workout", "Total Body Workout", "Lower Body Burn" and "Super Energized Workout."
Two more titles were released in 2008, "Upper Body Blast" and "Sleek and Sexy Workout".
Her first book to be published in print was "The Mind, Body & Soul Diet: Your Complete Transformational Guide to Health, Healing Happiness", released on January 1, 2010.
Jennifer Nicole Lee's second hard copy published book is entitled "The Jennifer Nicole Lee Fitness Model Diet: JNL's Super Fitness Model Secrets to a Sexy, Strong, Sleek Physique".
In addition to her published cookbooks, Lee has her own online cooking show called "Fun Fit Foodie."
She also has a published cookbook called "The Jennifer Nicole Lee Fun Fit Foodie Cookbook."