Playing SCH and letting the fairy do all the healing and honestly forgetting that i'm not playing SMN for a sec whenever the tank gets low.

or my personal favorite (incoming party buster)

*puts shields on the rest of the party but one person, but still has more than enough time to get a shield on them*
me: RIP dps
*watches that dps get destroyed without a shield*
me: gg, nothing I could've done