“It’s a 20-year-old album, what the f***? On one hand, it’s cool that it’s held up,” lead singer and guitarist of the Goo Goo Dolls Johnny Rzeznik said to a packed audience at the House of Blues on Wednesday night.“On the other hand, it’s like, ‘You’re old Johnny, what the f***?’ But what am I gonna do? B**** about it?”In that moment, it became clear that the Goo Goo Dolls, who came together over 30 years ago, are younger than ever. On a tour commemorating the 20th anniversary of its most critically and commercially successful album, “Dizzy Up the Girl” (1998), the band has showcased an energy