Question: When was the  American actress who hosted 16th People's Choice Awards born? 

Context paragraphs:
16th People's Choice Awards: The 16th People's Choice Awards, honoring the best in popular culture for 1989, were held on March 11, 1990, at Universal Studios Hollywood, in Universal City, California.  They were hosted by various hosts including Barbara Mandrell and Valerie Harper.  It was broadcast on CBS.

2003 Kids' Choice Awards: The Nickelodeon Kids Choice Awards 2003 was held on April 12, 2003.  It was the 16th annual Kids' Choice Awards ("KCA").  It was hosted by Rosie O'Donnell.  The award show was held in the Barker Hangar at the Santa Monica Airport in Santa Monica, California.  This was the last time O'Donnell would host the awards.  By that time she has hosted the awards seven times in a row.  The announcers were Daran Norris and Susanne Blakeslee from "The Fairly OddParents" who used their Cosmo and Wanda voices, respectively, for the event.

38th People's Choice Awards: The 38th People's Choice Awards, honoring the best in popular culture for 2011, were held on January 11, 2012 at the Nokia Theatre in Los Angeles, California, and were broadcast live on CBS at 9:00 pm ET.  This year's ceremony was hosted by Kaley Cuoco.

28th People's Choice Awards: The 28th People's Choice Awards, honoring the best in American popular culture for 2001, were held on January 13, 2002 at the Shrine Auditorium in Los Angeles, California.  They were hosted by Kevin James, and broadcast on CBS.

34th People's Choice Awards: The 34th People's Choice Awards, honoring the best in popular culture for 2007, were held on January 8, 2008 at the Shrine Auditorium in Los Angeles, California.  They were hosted by Queen Latifah and broadcast on CBS.  Unlike previous years, the ceremony was taped and winners were shown accepting their awards in pre-taped segments due to actors not wanting to cross the picket lines of the striking Writers Guild of America.

California Dreams Tour: The California Dreams Tour was the second concert tour by American singer Katy Perry, in support of her third studio album "Teenage Dream".  The tour played 127 shows beginning 20 February 2011 in Lisbon, Portugal and concluding on 22 January 2012 in Pasay, Philippines.  The tour visited Europe, Oceania, Asia and the Americas.  The tour became an international success, with tickets selling out and ranking 16th in Pollstar's "2011 Top 25 Worldwide Tours", earning over $59.5 million.  At the end of 2011, "Billboard" ranked it #13 on its annual "Top 25 Tours", earning nearly $48.9 million.  It won an award for Favorite Tour Headliner at the 38th People's Choice Awards.

39th People's Choice Awards: The 39th People's Choice Awards ceremony, honoring the best in popular culture for 2012, was held January 9, 2013 at the Nokia Theatre in Los Angeles, and was broadcast live on CBS and simulcast over Xbox Live at 9:00 pm EST.  The ceremony was hosted by Kaley Cuoco.  The nominees were announced in November, 2012.

Valerie Harper: Valerie Kathryn Harper (born August 22, 1939) is an American actress.

29th People's Choice Awards: The 29th People's Choice Awards, honoring the best in popular culture for 2002, were held on January 12, 2003 at the Shrine Auditorium in Los Angeles, California.  They were hosted by Tony Danza, and broadcast on CBS.

30th People's Choice Awards: The 30th People's Choice Awards, honoring the best in popular culture for 2003, were held on January 11, 2004 at the Pasadena Civic Auditorium in Pasadena, California.  They were hosted by Charlie Sheen and Jon Cryer, and broadcast on CBS.

Supporting paragraphs: 16th People's Choice Awards Valerie Harper
Answer: August 22, 1939