[seize on] or [upon] {v. phr.} To latch onto. * /Whenever […]

[smile] See: [CRACK A SMILE].

[snap out of] {v.}, {informal} To change quickly from a bad […]

[strike] or [hit a sour note] {v. phr.} To spoil the […]

[with bad grace] or [with a bad grace] {adv. phr.} In […]