Sabine Lisicki (/lɨˈzɪki/; born 22 September 1989 in Troisdorf) is a German professional tennis player.

Lisicki has won three WTA singles tournaments in her career (one in 2009 and two in 2011) and one doubles tournament (in 2011). She reached the semi-finals of the 2011 Wimbledon Championships and also reached the quarterfinals of the 2009 Wimbledon Championships. She achieved her career high rank of World No. 12 on 21 May 2012. After struggling with injuries in 2010, Lisicki rebounded in 2011 and re-entered the top 100 of the world rankings. She is only the second player in Wimbledon history to make it to the semifinals while entering the tournament as a wildcard.

Since 2004 Lisicki has trained at the Nick Bollettieri Tennis Academy in Bradenton, Florida, USA where she is sponsored and managed by IMG. She is coached by her father who studied sport science in Wrocław and Cologne.

Lisicki had a successful year in 2007 on the ITF circuit and climbed from World No. 497 to World No. 198 in the WTA rankings. She won two titles, one in Jersey and the other in Toronto, Canada. She defeated top-seed Katie O'Brien on 2 August 2007 at the Odlum Brown Vancouver Open.

Monica Niculescu (born 25 September 1987) is a Romanian tennis player. As of May 28, 2012 she is ranked no. 33 in the WTA Tour Singles Ranking and is the top-ranked Romanian player (out of 6 in the top-100). Her highest WTA ranking is no. 28 in singles, reached on February 27, 2012, and no. 24 in doubles, reached on June 7, 2010.

Niculescu was born in Slatina, Romania, but moved to Bucharest when she was four. She is currently coached by Calin Stelian Ciorbagiu.

Niculescu opened the season at the Brisbane International, where she lost to Tsvetana Pironkova in the first round in three sets. She also lost in the first round of the Moorilla Hobart International to Alyona Bondarenko. At the 2009 Australian Open, Niculescu beat Katie O'Brien in the first round, 6–4, 6–4, before losing to Sara Errani in the second, 2–6, 3–6. Alongside Sorana Cîrstea, Niculescu was the fourteenth seed in women's doubles; they lost to Nathalie Dechy and Mara Santangelo in the second round, 3–6, 3–6.

At the Open GDF Suez held in Paris, Niculescu defeated Timea Bacsinszky in the first round, before losing to eventual champion Amélie Mauresmo in the second. She then took part in the Barclays Dubai Tennis Championships. She beat Shuai Peng in the first round in three sets, 3–6, 7–5, 6–2, and then lost to world no. 3 Jelena Janković in the second, 3–6, 2–6. Niculescu also partnered Elena Vesnina in doubles, and the two reached the quarterfinals in women's doubles; they lost to Anabel Medina Garrigues and Francesca Schiavone. Niculescu had two consecutive first-round losses, at the BNP Paribas Open in Indian Wells, California (fell to Anna-Lena Grönefeld) and Sony Ericsson Open in Miami, Florida (fell to Tamira Paszek). Partnering Alisa Kleybanova, she reached the quarterfinals at the BNP Paribas Open, where they lost to Maria Kirilenko and Flavia Pennetta. At the Sony Ericsson Open she partnered Kleybanova again, but they lost to second seeds Anabel Medina Garrigues and Virginia Ruano Pascual.

Serena Jameka Williams (born September 26, 1981) is an American professional tennis player and a former world no. 1. The Women's Tennis Association has ranked her world no. 1 in singles on five separate occasions. She became the world no. 1 for the first time on July 8, 2002 and regained this ranking for the fifth time on November 2, 2009. She is the only female player to have won over $35 million in prize money.

Her 27 Grand Slam titles places her ninth on the all-time list: 13 in singles, 12 in women's doubles, and 2 in mixed doubles. She is the most recent player, male or female, to have held all four Grand Slam singles titles simultaneously and only the fifth woman in history to do so. She was also the first woman, along with sister Venus Williams, to hold all four Grand Slam doubles titles simultaneously since Martina Hingis did so in 1998. Her 13 Grand Slam singles titles is sixth on the all-time list. Williams ranks fourth in Grand Slam women's singles titles won during the open era, behind Steffi Graf (22 titles) and Chris Evert and Martina Navratilova (18 titles each). She has won more Major titles in singles, doubles, and mixed doubles than any other active player, male or female.

Oliver Pocher (born 18 February 1978 in Hanover) is a German actor, stand-up comedian and television host.

Pocher is the son of Gerhard and Jutta Pocher and grew up in Hanover. His parents are Jehovah's Witnesses and he too was raised as one. In 2007, Pocher stated that, unlike his parents, he had no contact with the organization anymore as he claimed "not to have agreed with their rules“.

The general predication that Pocher attended a Waldorf school was denied by his management. Pocher successfully completed his training as an insurance broker at Signal Iduna Bauspar AG.

During the time of his apprenticeship he had some part-time jobs at various radio stations and as a DJ in clubs and during family celebrations. He also appeared in the comedian group Holla-Bolla and as an entertainer at Birte Karalus, a German chat show. After his apprenticeship he worked for the Swiss life insurance "Schweizerlebensversicherung und Rental AG" (today: SwissLife) and the "HDI Lebensversicherung AG" (HDI life insurance).