In 2014, Jenna walked in Runway for Recovery just a month after completing treatment. “That was sort of icing on the cake for me,” she says. Not to mention a cameo by her mother Susan, also a survivor. “She almost brought me to tears when she stood up and yelled, ‘That’s my girl!’” Jenna was diagnosed with breast cancer in 2012, when her two sons (“very active little guys”) were 1 and 4.“The hardest part going through treatment was not being the kind of mom I wanted to be,” she says. But this is one tough cookie. Jenna, an ER…