Matthew Thomas Skiba (born February 24, 1976) is an American musician, singer and songwriter, known for his role as the founding lead vocalist and guitarist for Alkaline Trio, and the co-lead vocalist and guitarist of the band Blink-182. Skiba began performing with Blink-182 in March 2015 as a replacement following the second departure of founding guitarist and vocalist Tom DeLonge and later joined the band permanently in July of that same year. To date, he has recorded two albums with the band, 2016's California and 2019's Nine.