ET looks back at Hollywood's response to the death of actress Rebecca Schaeffer, a TV star who was murdered by an obsessed fan in 1989.
ET remembers the celebrities who died before their time over the last decade.
Tina Grimmie past away two years after her daughter's death.
Grimmie was shot and killed at her concert in June 2016.
Drew, Wesley and Keaton tell ET they are planning to beef up security at their own shows this summer following Christina's tragic death.
Marcus Grimmie said he was 'blown away with the prayers and support' following the fatal shooting of his 22-year-old sister.