What did Joo Ji Hoon say when asked if he'd marry Ga In?

Joo Ji Hoon got flustered when he was asked if he'd marry his girlfriend, Brown Eyed Girls' Ga In!

Joo Ji Hoon was called while Ji Sung and Lee Kwang Soo were guests on tvN's 'Taxi'. The actor revealed Ji Sung called him every night to go drinking! He added, "But sadly, every time he gets drunk, he boasts about how happy he is at home."

SEE ALSO: Ga In writes to her fans after revealing her relationship with Joo Ji Hoon

When he said this, MC Lee Young Ja joked, "If you're jealous, you could get married, too," referring to his relationship with Ga In. When Joo Ji Hoon didn't answer, Ji Sung and Lee Kwang Soo teased, "He's pretending he can't hear," and "Why are you so quiet?" 

'Taxi' then started playing Ga In's "Bloom" as background music, drawing laughter from viewers.