. >> reporter: in a statement to abc news, the shirt's designer, brian lichtenberg, defends the shirts of pop culture. not everyone sees it that way. in 2010, 43% of all fatal overdoses involved prescription painkillers. >> to be marketing these t-shirts with such disregard and disrespect to an epidemic in this country is such a gross misuse of marketing and power. >> reporter: but for now, these shirts will stay on kitson shelves. some people say you're contributing to addiction by selling these. what do you say to that? >> ultimately, it's freedom of speech. it's fashion. there's a fun part of it. it's a parody and people can wear it and say what they want. on their shirts. >> reporter: and this drug, it doesn't come cheap. 58 bucks for the t-shirt. $98 for the sweatshirt. for "good morning america," cecilia vega, abc news, los angeles. >> and who knows how much for rehab. that's raised some eyebrows. lindsay lohan tweeted on monday, saying she loves the new line. kristen johnston, we love you. >> we love her. >> a parody. come on. >>> everybody, we have another question for you. can