내가 한 번 해볼게.

A: I’ve cycled through all the channels twice. Nothing’s on.
B: 내가 한 번 해볼게. I’m good at this.
A: Please don’t force me to watch a sappy drama.
B: You had your chance. Now it’s my turn at bat.

A: 채널을 두 번이나 다 돌려봤는데, 볼만한 게 아무것도 없네.
B: Let me have a go at it. 난 이런 거 잘하거든.
A: 눈물 짜는 드라마 보라고는 하지마.
B: 넌 벌써 채널 다 돌려봤잖아. 이번에는 내 차례라구.

[Additional expressions]
*I’ve cycled through all the channels twice.
– I’ve looked at every channel on my TV two times.
*Nothing’s on.
– Nothing interesting is now showing. / There’s nothing on that’s worth watching.
*Let me have a go at it.
– Let me try. / Give me the remote and I’ll look for something good.
*I’m good at this.
– I know what I’m doing. / I have excellent TV and remote skills. / I’m a pro.
*Please don’t force me to watch
– Please don’t make me sit through / Don’t try to push me into watching
*a sappy drama
– a sentimental story / a mushy movie or TV series episode
*You had your chance.
– You already tried to find something to watch. / Your turn with the remote is over.
*Now it’s my turn at bat.
– Now it’s up to me. / I’m in control now. / It’s my turn to choose what to watch.