LOWELL, Mass. -- Actor Mark Wahlberg's foundation is hosting a conference this week aimed at keeping teenagers off addictive drugs.

More than 4,500 middle and high school-age students are expected at the Tsongas Arena in Lowell on Tuesday for the Massachusetts Youth Summit on Opioid Awareness. The Mark Wahlberg Youth Foundation is presenting the event.

The conference will address the opioid abuse epidemic by promoting healthy choices and a drug-free lifestyle and educating students about the dangers of drug abuse.

It will feature a showing of the short movie "If Only" and a presentation by former Miami Marlins draft pick Jeff Allison, who will share his story of addiction and recovery.

Other guests include a federal drug enforcement agent, local rappers and former New England Patriots Troy Brown and Matt Light.