Krista Gross Krista Gross played for the Jammers in the Majors Division of the 2005 Volleyball Season (8/29/2005 - 12/16/2005) for girls aged 11 - 13 on 9/1/2005 (born 9/2/1991 - 9/1/1994). Krista Gross has also played for: Phillies, Majors Division Slow-Pitch Softball, 2006 Season. Krista's Phillies Page Phillies, Majors Division Slow-Pitch Softball, 2005 Season. Krista's Phillies Page Fever, Minors Division Basketball, 2004 Season. Krista's Fever Page Flash, Ponytail Division Volleyball, 2004 Season. Krista's Flash Page