you get too slaphappy after
a) you have had too much mountain dew
b) you have been at a sleepover and it's really late
c) you have been on the phone for way too long
everything becomes funny, even if it isn't.
other forms of phone drunkenness include:
phone wasted
phone hungover
phone buzzed

Mercury retrograde is the act of taking a shit whilst mooning one or more human beings. Your day can typically being going well, according to your horoscope, until you are forced into witnessing Mercury retrograde. Performing Mercury retrograde will often speed the astrological cycle forward for the individual performing the Mercury retrograde, bringing about happy and fruitful times to come.

(adj) - A lack of coordination and/or concentration while performing a task caused by the simultaneous use of a cellular device.

When two best friends get drunk alone in two different parts of the world and have drunk conversations.