From couples in the throes of young love like Justin Bieber and Selena Gomez to pairs trying to navigate through the maturity of marriage like Pink and Carey Hart, here are 10 celeb couples who just can't seem to stay away from each other -- always wanting that one more shot to do things over the right way.

Check out our photo gallery above to see 10 pairs of on-again, off-again celeb couples.

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