5SOS's Ashton Irwin flaunts his bulging biceps and tattoos wearing a black tank top with Calum Hood

It's always sunny in California and 5 Seconds Of Summer star Ashton Irwin took advantage of the stunning winter weather in Los Angeles on Wednesday. 5SOS's Ashton Irwin flaunted his bulging biceps and tattoos in a black tank top as he headed to to lunch with bandmate Calum Hood in Los Angeles on Wednesday His signature red choker hung loosely around his neck while he gripped onto his wallet and iPhone as he made his way back to his car. Fan of the ink: The No Shame hitmaker has a total of eight tattoos, including phases of the moon on both his arms, a rattlesnake on the right arm and a rose and the words 'Late Late' on the other Meanwhile bassist, Calum, 24, also opted for comfort in a grey beanie that covered his forehead, a black graphic T-shirt and slim tight jeans. Their recent trip Down Under also proved how far they've come as a band after their hit album Youngblood racked up a billion streams, joining Australasian Performing Right Association's list of billionaires. Dressing for comfort: Meanwhile bassist, Calum, 24, also opted for comfort in a grey beanie that covered his forehead, a black graphic T-shirt and slim tight jeans 'It was nice to play Youngblood, a song that really resonated in Australia, to that many people,' Ashton told The Daily Telegraph of the concert last Wednesday.